Have you checked all the CDs _____ to the mountainous area next week?
| A．sent | B．to be sent | C．sending | D．being sent |
I felt very tired when I got home, and Istraight to bed.
| A． | go | B． | went | C． | had gone | D． | have gone |
The airport _______ next year will help promote tourism in this area.
| A．being completed | B．to be completed |
| C．completed | D．having been completed |
Nowadays people are more concerned about the environment _______ they live.
| A．what | B．which | C．when | D．where |
which university to attend, the girl asked her teacher for advice.
| A． | Not knowing | B． | Knowing not | C． | Not known | D． | Known not |
He is so busy. He cannot afford enough time with his son _______ he wants to.
| A．even if | B．as if | C．because | D．before |