.
--- When will you be through with your work, Jones?
--- ______ My boss usually finds something for me to do at the last minute.
| A．Who knows. | B．Would you help me? |
| C．I beg your pardon? | D．Anything the matter? |
I got caught in the rain and my suit _______.
| A．has ruined | B．had ruined |
| C．has been ruined | D．had been ruined |
You have failed two tests.You’d better start working harder,_______ you won’t pass the course.
| A．and | B．so | C．but | D．or |
The new group of students is better-behaved than the other group who stayed here _____.
| A．early | B．earlier | C．earliest | D．the earliest |
He is a student at Oxford University,_______ for a degree in computer science.
| A．studied | B．studying |
| C．to have studied | D．to be studying |
—Excuse me sir,where is Room 301?
—Just a minute.I’ll have Bob _______ you to your room.
| A．show | B．shows | C．to show | D．showing |