1 . It is requested that all the members of the club ________ (attend) the lecture given by a famous lecturer. (所给词的适当形式填空)

2 . It is highly recommended that the government _____________(take) measures to protect the environment.（所给词的适当形式填空）

3 . ________in the regulations that nobody ______any important information concerning the enterprise.

A．What is required; gives away	B．As is required; give away
C．It is required; give away	D．It requires; gives away

4 . It is suggested that students ________ ________(参加) a variety of extracurricular activities. （根据汉语提示完成句子）

5 . It is strongly recommended that the machines ______(check) once every month. (所给词的适当形式填空)

6 . It is strongly recommended that the machines ___________________(check) every year. (所给词的适当形式填空)

7 . 强烈建议每年都要检查机器。(recommend) （汉译英）

8 . It is suggested that we students ________ ________ ________ ________ (充分利用) every single minute to improve our language skills.

9 . 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