The _______ look in her face suggested that she ________ it before.
| A．surprising; wouldn’t know | B．surprised; hadn’t known |
| C．surprising; hadn’t known | D．surprised; shouldn’t know |
Some people would rather ride bicycles as bicycle riding has ______ of the trouble of taking buses.
| A．nothing | B．none |
| C．some | D．neither |
—I am afraid I can't return the book to you before Friday.
— ______ .
| A．Take your time | B．Be careful |
| C．Not at all | D．Don't be afraid |
Bluetooth is a radio-technology allowing cell phones, wireless earphones, etc. to ______ radio signals, so that people can contact each other within 10 metres.
| A．match | B．share |
| C．protect | D．exchange |
—John, I know nothing about playing tennis. I wonder if you could teach me.
— ______ . Just name the day.
| A．I'm glad | B．Go ahead |
| C．If you want it | D．With pleasure |
Enjoying popular songs on the Internet has greatly ______ me the trouble of going to the video shops to purchase some VCDs.
| A．shared | B．spared |
| C．cost | D．canceled |