A. quietB. dullC. busy D. cold

A．warmB．hotC．coolD．cold

Do not waste time on insignificant points.A.interestingB.dullC.unimportantD.boring

To stay warm in cold weather, cold－blooded animals must expose itself to a source of warmt

【C8】A．quietB．too muchC．littleD．quite

as ifa 27 wind could27. A. strong B.north C. warm D. cold

"You havea 31 boy here.31. A. special B. brave C. busy D. serious