—I have trouble _____ my new computer. —Don’t worry. I’ll show you how ____it.
| A．using, using | B．to use, to use |
| C．using, to use | D．to use, using |
The young man used to ___________ to work, but he is used to ___________ to work now.
A. drive, walking B. drove, walked C. drive, walks
We are all looking forward to ______ more than 6,500 yuan for the hospital.
A. raise B. raising C. be raised
Please turn off the computer after you finish ______ the email.
A. write B. to write C. writing
--Do you mind ___________ the window? -- ___________.
A. to open…Sure B. opening…Not at all C. open…It’s OK
--Do you prefer skating ___________ marathon? --I like ___________ of them.
A. to…neither B. or…either C. to…none