This book is_____ hard ____ understand.

A. too; to B. enough; to C. so; to D. so; that

70% of the earth _____ covered with water.

A. are B. is C. were D. being

 You ______ to the meeting this afternoon if you have something important to do.

A. needn’t to come B. don’t need come C. don’t need coming D. needn’t come

Do you have ____ to say about your family？

A．else anything B．else something  C．anything else D．something else

－How do you usually study for a test?

－ I study__________.

A. with seeing English-language videos B. with watching English-language videoes

C. by watching English-language videoes D. by watching English-language videos

The government will_______ more colleges for more students to receive higher education.

A. set up  B. send up  C. set out  D. use up

I’m sorry, I_________ the book in my home.

A. forget  B. forgot  C. left  D. leave

—What do cows eat?

—They eat__________ grass.

A. most  B. mostly  C. almost  D. main

The patients are quite_____ to the nurses for their special care.

A. enjoyable B. helpful C. confident D. grateful

Black broke his leg. He has just had_____ X-ray examination. ____ doctor said he needed ____ operation.

A. a; The; an B. a; A; an C. an; A; an D. an; The; an