Migration of animals be initiated by physiological stimuli such as reproductive changes, external pressures such as weather changes, or a combination of either types of changes

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

If you press that button what ________?

Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

In most American families, parents have less influence on their children than those in other parts of the world.

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

You are listening to music, ________?

 He is tired now ___________he stayed up late watching TV.

Choose the correct option A, B, C, or D to complete each sentence.

If milk smells bad, you can be certain it has ________ off.

Identify the mistake in each sentence below.

We called the baseball park up (A) to ask that (B) when the game was scheduled (C) to begin that afternoon.(D)

Choose the best answer

Many people who ________think that they are very fortunate to live the way they do and want to give something back to society.

My father used to giving me some good advice whenever I had a problem.

Choose the underlined part among A, B, C or D that needs correcting:

She always behaves childishly despite she has grown up.

Choose the best answer from A, B, C, or D.

Someone is knocking ………the door.        

Choose the letter A, B, C or D to complete the sentence. "If the sun shines, we ___________ to the beach."

Choose the correct option A, B, C, or D to complete each sentence.

Faraday attended a lecture _____ by a famous scientist.

Use the correct form of the word given in each sentence. 

Most people don’t realize that they are breathing_________ (pollute)

Use the correct form of the word given in each sentence. 

I understand___________ what you are saying, (perfect)

It is the writing English that causes difficulties to foreigners.

The early periods of aviation in the United States was marked by exhibition flights made by individual fliers or by teams of performers at country fairs.

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

Nothing can make you change your love, _______________?

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

Let me see the letter _________ you have written.

According to most psychological studies, body language expresses a speaker’s emotions and attitudes, and it also tends to affect the emotions and attitudes of the listen.

Choose the correct option A, B, C, or D to complete the sentences.

Many children in our village are still _____ . They can’t read or write.