The theory by Einstein was later to prove true, but at that time few people could accept it.
| A．put out | B．put together |
| C．put aside | D．put forward |
He commanded that all the gates _____when it was getting dark in case thieves came in .
| A．were shut | B．must be shut | C．could be shut | D．be shut |
.Mr. Black has been teaching English in a middle school _____ he came to China.
| A．for ever | B．ever since | C．ever before | D．long before |
I know you are very ____ice-cream, but you will gain weight if you eat too much.
| A．fond of | B．tired of | C．full of | D．afraid of |
I don’t think she is a nice woman; I am _____ her empty talk.
| A．grateful for | B．tired of | C．crazy about | D．concerned about |
_____ your classmates and you will make more good friends.
| A．Worry about | B．Fall in love with | C．Think about | D．Get along well with |