— Guess what? Alex was caught cheating in the exam.
— I can’t believe that he _______ do such a thing! Everybody knows he is an honest boy.
| A．need | B．must |
| C．would | D．should |
The boy likes playing jokes on his classmates, __________ of course makes him popular.
| A．which | B．whom | C．for which | D．for whom |
It is difficult, so I suggest that you __ it to an expert.
| A．should leave | B．will leave | C．are leaving | D．may leave |
Luckily, we’d brought a road map, _________ we would have lost our way.
| A．without it | B．with that | C．without which | D．without that |
The houses . They will be finished next year.
| A．are built | B．have been built | C．are being built | D．were built |
My throat is always by bad weather.
| A．affecting | B．effected | C．effect | D．affected |