The streets are all dry. It ________ during the night.
| A．must have rained | B．can’t have rained |
| C．couldn’t rain | D．shouldn’t have rained |
______ in a shower on his way to his house in Lloyd Road, a tall English gentleman began running in order to catch a bus going at full speed about twenty yards ahead of him.
| A．Caught | B．Catching |
| C．Having caugh | D．Having been caught |
The space is left to let the rail expand when it gets hot, ______?
| A．isn’t it | B．is it | C．doesn’t it | D．does it |
There is probably no better way for a foreigner to appreciate the richness and variety of the English language ______ by studying the various ways in which Shakespeare used it.
| A．where | B．as | C．than | D．so |
Only when he failed ______ the stress he was under.
| A．he realized | B．did he realize | C．realized he | D．he did realize |
He told me how he had given me shelter and protection without which I ______of hunger.
| A．would die | B．would have died |
| C．had died | D．died |