You may use the room as you like ________ you clean it up afterwards.
| A．as far as | B．so long as | C．in case | D．even if |
Petroleum(石油), along with fuel gas, ________ in price. Thus a larger amount of money __________ spent on transportation.
| A．has risen, is | B．have risen, are | C．has risen, are | D．have risen, is |
---You are late again! We _________you could attend the assembly on time.
---Sorry, I __________to my office to get my papers.
| A．think, went | B．thought, have gone | C．think, were going | D．thought, went |
It’ s suggested by experts that teenagers ____at least 30 minutes exercising, five times a week.
| A．spend | B．to spend | C．spent | D．have spent |
The use students ________of the chance to travel and see new things really _______.
| A．take, works | B．make, counts | C．get, affects | D．give, pays |
While China insist we _________the disputes(争端) over island ownership peacefully, the Japanese government continues to insist that tough measures _________used to settle the Diaoyu Island issues.
| A．will settle, will be | B．settle, will be |
| C．settle, be | D．will settle, be |