Zero And First Conditionals

1.

If you mix blue and yellow, you ________ (get) green.

Explanation
When blue and yellow are mixed together, they combine to form the color green.

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2.

If we take the train, we ________ (arrive) there sooner.

Explanation
The correct answer is "will arrive" because the sentence is in the future tense and is expressing a future possibility. By using the auxiliary verb "will" followed by the base form of the verb "arrive," it indicates that the action of arriving at the destination will happen in the future and is likely to occur sooner than if another mode of transportation is chosen.

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3.

If you tell me a secret, I never ________ (tell) anyone else.

Explanation
The correct answer is "tell". This is because the sentence is in the present simple tense and the verb "tell" is the correct form of the verb to use in this context. It indicates that the speaker will not share the secret with anyone else if it is told to them.

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4.

If you heat ice, it ________ (melt).

Explanation
When ice is heated, it undergoes a phase change from a solid to a liquid, which is known as melting. Heating provides energy to the ice molecules, causing them to gain enough kinetic energy to break the intermolecular forces holding them together. As a result, the ice particles lose their rigid structure and transform into a liquid state, which is why the correct answer is "melts".

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5.

My teacher gets angry when I ________ (not / do) my homework.

Explanation
The correct answer is "do not do." In this sentence, the phrase "do not do" is used to indicate the action of not completing or not doing the homework. The speaker is stating that their teacher becomes angry when they fail to complete their homework.

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6.

If you study hard, you ________ (be) top of the class.

Explanation
This question is testing the use of the future tense in a conditional statement. The phrase "If you study hard" sets up a condition, and the correct answer "will be" shows the future tense of the verb "be" to indicate that if the condition is met (studying hard), the result will be being at the top of the class.

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7.

The grass ________ (get) wet if it rains.

Explanation
The verb "gets" is the correct answer because it agrees with the subject "grass" in the present tense. The sentence is discussing a hypothetical situation where it rains, and in this case, the grass would become wet.

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8.

Plants die if they ________ (not / get) enough water.

Explanation
Plants require water to survive, and if they do not receive an adequate amount of water, they will die. The phrase "do not get" indicates the lack of water reaching the plants, which ultimately leads to their death.

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9.

If you freeze water, it ________ (become) ice.

Explanation
When water is frozen, it undergoes a phase change and transforms into ice. The molecules in water slow down and arrange themselves in a rigid and orderly pattern, forming a solid structure. Therefore, the correct answer is "becomes."

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10.

If you mix blue and yellow --> green. Is this a fact?

A.

This is a fact
B.

No, this isn't a fact.

Correct Answer
A. This is a fact

Explanation
The mixing of blue and yellow to create green is a fact based on the principles of color theory. Blue and yellow are primary colors, and when combined, they produce green as a secondary color. This can be observed and demonstrated through various mediums such as paint or light. Therefore, the statement that mixing blue and yellow results in green is a factual statement.

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11.

If we take the train, we _____ (arrive) there sooner. --> Is this always true?

A.

Yes, this is always true. Taking the train is the fastest way to travel.
B.

No, this is not always true. For example, taking the plane can be faster.

Correct Answer
B. No, this is not always true. For example, taking the plane can be faster.

Explanation
The given correct answer explains that it is not always true that taking the train will result in arriving sooner. It provides an example by stating that taking the plane can be faster. This suggests that there are alternative modes of transportation that can be quicker than the train in certain situations.

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12.

If I get lost, I ________ (call) you.

Correct Answer
will call

Explanation
In this sentence, the speaker is expressing their intention to call someone if they get lost. The use of "will call" indicates a future action that the speaker plans to take. It suggests that the speaker is confident in their decision to reach out for help if needed.

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