1 . It is usually very hot here in Wuxi in June, but it _______ be cool sometimes.

A．can

B．must

C．should

D．would

2 . If you come across new words while reading, you can c _______ a dictionary.

3 . Skills like critical thinking and analysis ________ be found on the Internet, because they must be acquired in the context of facts.

A．can’t

B．needn’t

C．mustn’t

D．shouldn’t

4 . Home is not just the place where you grow up. It ________ be a warm smile, a sincere hug, and a shoulder for you to cry on.

A．must

B．can

C．will

D．should

5 . It was so noisy that we       hear ourselves speak.

A．couldn’t	B．shouldn’t
C．mustn’t	D．needn’t

6 . —I heard they went skiing in the mountains last winter.
—It     true because there was little snow there.

A．may be not

B．won’t be

C．couldn’t be

D．mustn’t be

7 . Mountain climbing ______ be really dangerous at times even though it is challenging and exciting in general.

A．can

B．should

C．shall

D．must

8 . Tom ____ be ill, for I saw him playing basketball an hour ago.

A．mustn’t

B．needn’t

C．can’t

D．may not