These surveys indicate that many crimes go by the police， mainly because not all victims report them.
| A．to be unrecorded | B．to have been unrecorded |
| C．unrecorded | D．unrecording |
---You look unhappy, what’s happening, my son?
---I’m wondering how long it’ll be________ we come to China again.
| A．since | B．when | C．before | D．after |
---Where did you save the drowning girl, _________parents were both professors?
---It was from the lake __________ she often went fishing.
| A．who; that | B．whose; that |
| C．whom; where | D．whose; where |
I’d like to buy a house --- modern, firm, comfortable, and ________ in a quiet neighborhood.
| A．in all | B．above all |
| C．after all | D．at all |
The washing machine is of excellent quality. If there __________ be any problem within the first three years, we would fix it for free.
| A．could | B．might | C．shall | D．should |
Lately, the media and netizens a girl named Guo Meimei for her action, which led to people losing confidence in charity.
| A．had criticized | B．criticized |
| C．criticize | D．have been criticizing |