小题1:Do the umbrellas belong to those _____________(邮递员)?

小题2:I introduced Lucy to Mike and now they’re _____________(已婚的).

小题3:Is the wooden house hidden _____________trees? (在……中)

小题4:The charity walk becomes even __________ because you have to finish walking a 100-kilometre trail within 40 hours.（艰难的）

小题5:They discussed for a long time, at last they reached an ____________. (协议)

小题6:_________ (luck), he didn’t catch the last bus back home. He had to walk. 

小题7:Tough the cartoon _____________ (it) was not interesting, it still attracted many kids.

小题8:None of my classmates can swim _____________ (far) than I can.

小题9:Every time you answer a question __________ (correct), you will lose a point.

小题10: Computers were one of the greatest __________ (invent) in the last century.

Sally looks very happy. She ________ have got the first place in the 200metre race.[ ]

A. should  

B. could

C. must  

D. might