We teachers should ______ students ______ us questions in class.

A. be allowed, to ask        B. let, to ask              C. encourage, to ask    D. allow, ask

A.　　  let; to question　　　　　　　　   

B.　　  allow; to question

C.　　  allow; question　　　　　　　　   

D.　　 encourage; question

1.My father works as a _______ (卫兵) to keep our city safe.

2.What _______(其它的) do you like to do besides playing basketball?

3.The students held a party and _______ (庆祝) the birthday for her.

4.I need to eat less meat because my w_______ is over 80 kilograms.

5.The actress m_______ to a rich man last year.

6.The a_______ age of the students in our class is 13.

7.We agree with you, but our parents maybe d_______.

8.The teacher gave us an _______ (instruct) to us about how to use the machine.

9.As the _______ (city) of Guangzhou, we’re responsible for keeping the city clean.

10.Please hand in your homework on time, or you will _______ (punish).