Identify the one underlined word A, B, C or D that must be changed for the sentence to be correct: 

A prolific writer, even when he was teaching a number of classes, Harry Crews never achieving popularity among the masses.

 Something is wrong with Jane today, _______?

Before she moved to California, with its much milder climate, Betty found that her health improved considerably.

Identify the error in each sentence: A number (A) of large insurance companies has (B) their headquarters (C) in the capital city (D)

A dark nebula consists of a cloud of interstellar dust enough dense to obscure the stars beyond it.

We’ll have to wait a little longer because I’m sure he will _______ .

The Bangladeshi Muhammad Yunus __________ the idea of microcredit to combat poverty, and this won him the Nobel Peace Prize this year. 

Seven decibel, which is a unit of relative loud, is the smallest amount of change detected by the human ear.

Choose the best answer:
All of us need the........... of fresh air.

A healthy person snores most because the membrane in the nose becomes dry.

The first things a new national student must do include renting an apartment, registering for classes, and to get to know the city.

He had so a difficult exercise that he couldn’t do it.

Choose the best answer:

................ the traffic was bad, he arrived on time.

You can use non-verbal forms of communication, such as gestures or body languages to get the waiter's    When you are in a restaurant.

After writing it, the essay must be duplicated by the the student himself and handed into the department secretary before the end of the month.

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:

Many scientists agree that global warming poses great threats to all species on Earth.

A book may be evaluated by a reader or professional writer to create a book ________.

Identify one underlined part in each sentence that needs correcting.

One of the popular apply used in smartphones at present is voice recognition.

First raise your right leg, and then, you should repeat after me.

That lecturer, his name I have forgotten, is very well-known.

Muscles are essentially made up by elastic fibers that lend flexibility to the body.