She says that she’ll have to close the shop ________ business improves.
| A．if | B．unless | C．after | D．when |
Behind the coach _____our team wearing blue suits．
| A．have | B．walk | C．is followed | D．appears |
The poor little boy who _____caught stealing a cake over there is an orphan．
| A．has | B．had | C．got | D．is |
-----Did Mary come to the party?
---I don’t know．She _____while I was out．
| A．may have come | B．must have come |
| C．might come | D．could come |
The old man leads ______happy life now, but he will never forget ______hard time when he was poor.
| A．the, a | B．/; the | C．the; / | D．a, the |
---I regret _____you John has been fired．
---I can hardly believe my ears．He’s such a fine worker．
| A．telling | B．having told | C．to tell | D．to have told |