He is so busy.He cannot afford enough time with his son________he wants to.(2013·四川，7)
| A．even if | B．as if |
| C．because | D．before |
The prize will go to the writer _____ story shows the most imagination.
| A．that | B．which | C．whose | D．what |
He took more than 200 photographs _____ the earth _____ total.
| A．for; on | B．of; on | C．for; in | D．of; in |
Fruit________several kinds of vitamins , ________ vitamin C.
A. contains; includedB. forms; including
C. forms; containing D. contains; including
-----Did Alan enjoy seeing his old friends yesterday?
----- Yes, he did. He _____ his old friends for a long time.
| A．hadn’t seen | B．didn’t see |
| C．hasn’t seen | D．wouldn’t see |
David had prepared carefully for the exam so that he could pass it at his first ________.
| A．purpose | B．desire | C．wish | D．attempt |