Dr. Green says that these children may find _______hard to think for themselves when they are older.

A．that                 B．it                C．one             D．them

—Look! The lights in the teachers’ office are still on. Is Mr. Li working?

—No. It _______ be Mr. Li. I saw him leave just now.

A．may not                  B．mustn’t                   C．can’t                   D．needn’t

Sixteen-year-olds shouldn’t be allowed to get their ears__________.

A．to pierce                 B．pierced                   C．piercing                  D．pierce

Shanghai is _______ one of the two cities.

A．the larger                B．larger                  C．the largest              D．largest

—I don’t know if Dr. White _______ to the party next week?

—I think he will come if he ________ free.

A．comes; will be         B．will come; will be         C．comes; is         D．will come; is

Students should do everything they can ________ their study.

A．improve           B．to improve             C．improving               D．improved

Mary with her sisters ________ Chinese in China.

A．are studying            B．have studied            C．is studying              D．study

—David has made great progress recently.

—________, and ________.

A．So he has; so have you                                       B．So he has; so you have

C．So has he; so you have                                    D．So has he; so have you

Would you mind closing the window to stop the wind _______ the papers away.

A．blow                                          B．from blowing

C．to blow                                          D．of blowing

Let’s go somewhere interesting to relax ourselves, ______?

A．do we              B．don’t we             C．will you                  D．shall we