You ____ swim here. It is said that sharks (鲨鱼) have been seen.
| A．can | B．may | C．mustn’t | D．needn’t |
--- ________ give them some good books?
--- —Good idea!
| A．Why don't | B．What about |
| C．Why don't you | D．Would you like |
--- This dress was last year's style.
--- I think it still looks perfect ________ it has gone out this year.
| A．so that | B．as soon as |
| C．even though | D．ever since |
Tom has been here ________just one year, but his father has worked here
________ ten years ago.
| A．since; for | B．since; since |
| C．for; since | D．for; / |
--- Our country ______ a lot so far .
--- Yes. I hope it will be even ______ .
| A．has changed ; well | B．changed ; good |
| C．has changed ; better | D．changed ; better |
--- Which city has ________ population, Shanghai, Hong Kong or Qingdao?
--- Shanghai, of course.
| A．the smaller | B．the least |
| C．the most | D．the biggest |