1.
The baby sounds sick. We _________ call the doctor.
Correct Answer
B. Should
Explanation
The correct answer is "should" because it implies a recommendation or advice to call the doctor. It suggests that calling the doctor is the appropriate or responsible action to take in this situation. "Must" would imply a stronger obligation or requirement, which may not be necessary in this context.
2.
If there is a fire, you _________ leave the building quickly
Correct Answer
A. Must
Explanation
In the event of a fire, it is crucial to leave the building quickly in order to ensure safety. The word "must" implies a strong obligation or necessity, indicating that there is no other option or alternative. Therefore, "must" is the correct answer as it emphasizes the importance and urgency of evacuating the building during a fire.
3.
You _________ open the door on an airplane when it is in the air
Correct Answer
A. Mustn't
Explanation
Opening the door on an airplane when it is in the air is extremely dangerous and can have severe consequences. Therefore, it is necessary to follow the rule of "mustn't" open the door. This implies that it is absolutely forbidden and prohibited to open the door while the airplane is in flight.
4.
You _________ drive on the left in England.
Correct Answer
A. Must
Explanation
In England, it is a legal requirement to drive on the left side of the road. This rule is in place to ensure consistent and safe traffic flow. Therefore, the word "must" accurately conveys the obligation to drive on the left in England. "Should" implies a recommendation rather than a requirement, so it is not the correct answer in this context.
5.
You can watch the late movie but you _________ finish your homework first.
Correct Answer
C. Have to
Explanation
The correct answer is "have to" because it implies a requirement or obligation to finish your homework before being able to watch the late movie. This suggests that completing the homework is necessary or mandatory in order to have the privilege of watching the movie.
6.
You _________ use cell phones in the hospital because they damage the equipment.
Correct Answer
C. Aren't allowed to
Explanation
The correct answer is "aren't allowed to" because the sentence states that cell phones cannot be used in the hospital due to the potential damage they can cause to the equipment. This implies that there is a rule or policy in place that prohibits the use of cell phones. The phrase "aren't allowed to" indicates a restriction or prohibition, making it the appropriate choice.
7.
You _________ allow a ten-year-old to drive a car.
Correct Answer
A. Must not
Explanation
Allowing a ten-year-old to drive a car is considered unsafe and illegal. The phrase "must not" indicates a prohibition or a strong obligation to not do something. Therefore, the correct answer is "must not" because it emphasizes the necessity of not permitting a ten-year-old to drive a car.
8.
Do we _________ use traveler's checks?
Correct Answer
B. Have to
Explanation
The phrase "have to" is used to express obligation or necessity. In the given question, the word "use" indicates an obligation or necessity to use traveler's checks. Therefore, the correct answer is "have to." This implies that it is necessary or required to use traveler's checks.
9.
Bob told me that he definitely _________ next week.
Correct Answer
A. Isn't working
Explanation
The correct answer is "isn't working" because the sentence is in the present tense and Bob is expressing a certainty about his plans for the next week. By using the present continuous tense "isn't working," it indicates that Bob has already made arrangements or commitments for the upcoming week and will not be available for work.
10.
_________ with us - she'll call on Sunday to tell me.
Correct Answer
B. She might come
Explanation
The phrase "She might come" is the correct answer because it suggests that there is a possibility of her coming. The word "might" indicates uncertainty or a chance of something happening. Therefore, it implies that there is a chance that she will come, but it is not certain.
11.
I'm seeing her later so _________ her.
Correct Answer
B. I'll tell
Explanation
The correct answer is "I'll tell" because the phrase "I'm seeing her later" implies a future event, and the use of "I'll" indicates a future action. Therefore, the most appropriate verb to complete the sentence is "tell" in the future tense.
12.
I don't think people _________ in space.
Correct Answer
A. Will ever live
Explanation
The correct answer is "will ever live". This answer suggests that the speaker does not believe that people will live in space at any point in the future. The use of "will" indicates a future certainty, while "ever" emphasizes the speaker's belief that living in space is highly unlikely.
13.
____ She's a good teacher but she isn't very friendly.
Correct Answer
A. What's your new teacher like?
Explanation
The correct answer is "What's your new teacher like?" This question is asking for a description or opinion about the new teacher's personality or characteristics. It implies that the person being asked has some knowledge or experience with the new teacher and is interested in hearing their thoughts or impressions. The other option, "What does your new teacher look like?", is asking for a physical description of the teacher's appearance, which is not relevant to the given statement.
14.
____ Yes, I do. It's delicious.
Correct Answer
B. Do you like Korean food?
Explanation
The correct answer is "Do you like Korean food?" because the response "Yes, I do. It's delicious." directly answers the question and indicates a positive opinion about Korean food. The other question "What's the food like in Korea?" is not answered in the given response.
15.
____ I'll have a sandwich and mineral water, please.
Correct Answer
A. What would you like?
Explanation
The correct answer is "What would you like?" because it is a polite way of asking someone what they want to eat or drink. The person is ordering a sandwich and mineral water, so the appropriate question to ask is what they would like. "What do you like?" is not the correct answer because it is asking about the person's preferences in general, rather than specifically what they would like to order.
16.
____ She was feeling sick but she's better now.
Correct Answer
A. How's Holly?
Explanation
The correct answer is "How's Holly?" because it directly relates to the information given in the statement. The statement mentions that Holly was feeling sick but is now better, so asking about her current condition would be the most relevant question.
17.
We agreed _________ clean up after the party.
Correct Answer
A. To help
Explanation
The correct answer is "to help" because it correctly completes the sentence and maintains the intended meaning. The phrase "to help" indicates the agreement to assist in cleaning up after the party. The phrase "helping" would not work in this context as it does not form a complete sentence and does not convey the agreement aspect of the statement.
18.
They enjoy _________ for their friends.
Correct Answer
B. Cooking
Explanation
The correct answer is "cooking" because it is the gerund form of the verb "to cook" and is used as a noun in this sentence. The sentence is saying that they enjoy cooking specifically for their friends.
19.
She can't stand _________ when the weather's cold.
Correct Answer
B. Swimming
Explanation
The correct answer is "swimming" because the sentence is expressing a dislike for an activity when the weather is cold. The word "can't stand" indicates a strong aversion or inability to tolerate something, in this case, swimming. Therefore, the person in the sentence cannot tolerate swimming when the weather is cold.
20.
I think you should let us _________ early.
Correct Answer
B. Go home
Explanation
The correct answer is "go home" because it is the appropriate phrase to use in this context. The speaker is suggesting that they should be allowed to leave or depart from their current location and return to their own homes.