过去完成时.急!急!急!,急!

1.Bytheendoflastweek,they____thebridge.

A.hascompletedB.completedC.willcompleteD.hadcompleted

2.What____Jane____bythetimehewassever?

A.did,doB.has,doneCdid,did.D.had,done

3.I______900EnglishwordsbythetimeIwasten.

A.learnedB.waslearningC.hadlearnedD.learnt

4.She______livedherefor______years.

A.had,afewB.has,severalC.had,alotofD.has,agreatdealof

5.Bythetimemyparentsreachedhomeyesterday,I_____thedinneralready.

AhadcookedB.cookedC.havecookedD.wascooked

6.Shesaidshe__________theprinciplealready

A.hasseenB.sawC.willseeD.hadseen

7.Shesaidherfamily_______themselves______thearmyduringthewar.

A.hashidden,fromB.hadhidden,from

C.hashidden,withD.hadhidden,with

8.Bythetimehewastenyearsold,he_________.

A.hascompleteduniversityB.hascompletedtheuniversity

B.hadcompletedanuniversityD.hadcompleteduniversity

9.He_____toplay____beforehewas11yearsold.

Ahadlearned,pianoB.hadlearned,thepiano

C.haslearned,thepianoD.learns,piano.

10.What_______Annie____bythetimehewasten?

A.did,doB.did,didC.has,doneD.haddone

11.He___inthefactoryforthreeyearsbeforehejoinedtheArmy.

A.hasworkedB.worksC.hadworkedD.willwork

12.Bytheendoflastweek,they____thebridge.

A.hascompletedB.completedC.willcompleteD.hadcompleted