1 . It is recommended that these chemicals ________(forbid) to use in the course of producing. （所给词的适当形式填空）

2 . It was required that all members ___________(respond) to the matter as soon as possible.

3 . It is requested that he ________ (hand) in his homework tomorrow morning. (所给词的适当形式填空）

4 . It is requested that we_______(spend) half an hour reading English aloud every morning.

5 . It has been suggested that the school sports meet _______ till next weekend because of the recent storm.

A．should be put off

B．should put off

C．put off

D．would be put off

6 . ___________is required that under no circumstances _______he betray his motherland even if there are temptations like money or beauty.

A．What; can

B．It; could

C．It; should

D．What; could

7 . It is highly recommended that the general public________one-metre social distance to avoid any possible risk of getting infected.

A．keep

B．will keep

C．must keep

D．keeps

8 . It’s requested that a lecture ______ on this subject.

A．is given

B．should be given

C．will be given

D．has been given

9 . It is proposed that a study plan ____ as soon as possible.

A．is made

B．is to be made

C．be made

D．had been made

10 . It will be ordered that the patient who suffers great pains __________on.

A．operates	B．operated
C．be operated	D．is operated