—You didn’t wait for Mr. Black last night, did you?
—No, but we ____. He didn’t return home at all.
| A．couldn’t have | B．needn’t have |
| C．didn’t need to | D．should wait have |
Though the suspect refused to admit that he had stolen the precious diamond at first．heand admitted everything when he was shown the videotape．
| A．broke up | B．broke away | C．broke down | D．broke into |
Encourage your children to try new things，but try not tothem too hard．
| A．draw | B．strike | C．rush | D．push |
Nearly half a million immigrants，many of them English—speaking，in the country during the last quarter of the nineteenth century．
| A．have arrived | B．had arrived |
| C．arrived | D．have been arriving |
In spite of allhas been said，quite a lot of people are still uncertain about the prices of housing in China．
| A．that | B．what | C．which | D．as |
Nowadays，skiing，being a sport, has become a big industry and a notable feature of leisure culture．
| A．except for | B．apart from | C．far from | D．due to |