Professional and skilled as she is in drama, there are ______ when she can make some funny mistakes while acting in a movie.
| A．situations | B．occasions | C．scenes | D．conditions |
He is rather difficult to make friends with, but his friendship, _____, is more true than any other.
| A．once gained | B．when to gain | C．after gaining | D．while gaining |
On rainy days, accidents _____ happen sometimes on steep roads.
| A．should | B．shall | C．must | D．can |
The interview he paid little attention to _____ him the chance to work in this company.
| A．being cost | B．be cost | C．costing | D．cost |
The doctors said it would be months _____ Yao Ming was fit enough for regular training.
| A．that | B．when | C．since | D．before |
_____ to give up smoking, he threw away his _____ cigarettes.
| A．Determined; remained | B．Determined; remaining |
| C．Determining; remained | D．Determining; remaining |