19、Lucy was having a holiday with her friend in a national park ____ she was bitten on the foot

by a snake．

A．while         B．since        C．once         D．when

18、—How about seeing the new movie at the theatre tonight?  

—____, but I’ve got to go over my notes for tomorrow’s exam．

A．All right                                             B．Sounds great

C．I can’t                                                D．No, I am terribly sorry

17、Sometimes the patients care ____ the nurse has a smile on her face．

A．what            B．which            C．where            D．whether

16、There’s much chance ____ Bill will recover from his injury in time for the race．

A．that       B．which         C．how           D．as

15、These shoes look very good．I have no idea _________．

A．how much cost they are                   B．how much do they cost

C．how much they cost                             D．how much are they cost

14、Christmas Day is usually celebrated on December 25th ________ the birth of Jesus Christ．

A．in praise of                                       B．in honor of

C．in terms of                                        D．in association with

13、You ____ her more help, even though you were really very busy．

A．ought to have given                              B．must have given

C．might give                                          D．ought to give

12、The committee is discussing the problem now．It will _____ have been solved by the end of

next week．

A．eagerly          B．hopefully         C．immediately            D．gradually

11、—The head teacher said we had only three days to finish the project．

—Don’t worry．We have already ____ two thirds of it．

A．taken over         B．got through           C．made up          D．given away

10、After my grandfather’s operation, the doctor strictly ____ him to drink wine． 

A．forbade          B．provided          C．suggested         D．resisted