Choose the best answer to each question. 

I remember _______ him not to forget _______the instruction carefully, but he did not do so.

Choose the best answer to each question.

A good friend is _______ will stand by you when you are in trouble.

 The children like to put ___________ nice clothes when they go out.

Each of the following sentences has an error. Find the errors and correct them. 

The study of these animals are fascinating and many books have been written about them.

Choose the best answer to each question.

_______ air essential is to man, so is water to fish.

If the_______continues, what will happen?

Fill in the blank with the correct form of the given word.

If you are a/an _________ person, you cannot become a good teacher. (patience)

Jane will be admitted to the university _______________ she has bad grades.

In order to save electricity, an ordinary 100-watt light bulb can be replaced by ______.

Choose the best answer:
The superintendent promised to tear down and_______ the fire damaged school building.

You can't have both of these products. Take one __________ the other

Choose the best answer to each question. 

Nam: In my opinion, the computer is one of the most wonderful inventions.

Lan: _____________________________.

Choose the best answer to each question. 

Each of us must take________ for our own actions.

Choose the best answer to each question. 

She earns ________ as her husband does.

Choose the best answer to each question. 

You will have to ________ your holiday if you are too ill to travel.

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

She ……… in Vietnam since 2011.

I suggest ______ money for the poor people in our neighborhood.

Each of the following sentences has an error. Find the errors and correct them.

All of the mammals, dolphins are undoubtedly among the friendly to human.

She asked "Will it rain tonight?"

In reported speech, this should be read _____.

If you _________ complaining, I'll leave immediately.

Each sentence has a mistake find and correct it:

He became interest in reading while he was working in the city library.