Why not look up the new word in a dictionary _____ you don’t know it ?
| A．if | B．that | C．though | D．whether |
I don’t think those curtains _______ very well with the wallpaper.
| A．suit | B．go | C．fit | D．match |
You’d better _______ your diet rather than eat the same food all the time.
| A．vary | B．change | C．improve | D．exchange |
The book _______ forty maps, _______ that of Great Britain.
| A．contains, includes | B．is containing, including |
| C．includes, contains | D．contains, including |
I know nothing about the young lady _______ she is from Beijing.
| A．except | B．except for | C．except that | D．besides |
Scientists say it may be five or ten years _______ it is possible to test this medicine on human patients.
| A．after | B．before | C．since | D．when |