用括号中所给动词的正确形式填空,1.Agreatnumber-查字典问答网
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  用括号中所给动词的正确形式填空,1.Agreatnumberofcollegesanduniversities_____(setup)since19492.English_______(speak)bylotsofpeopleintheworld.3.Aneoroad______(build)nextyear.4.Twohundredtrees________(plant)bynow.5.Th

  用括号中所给动词的正确形式填空,

  1.Agreatnumberofcollegesanduniversities_____(setup)since1949

  2.English_______(speak)bylotsofpeopleintheworld.

  3.Aneoroad______(build)nextyear.

  4.Twohundredtrees________(plant)bynow.

  5.Theysaidthey______(invite)totheparty.

  6.Thechildren________(takecareof)bytheirgrandmotherathemoment.

  7.Metal_______(use)formakingmachines.

  8.Theworkcan_____(finish)inanothertwoweeks.

1回答
2020-11-17 19:23
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梁国强

  1.setup

  2.spoken(被动语态)

  3.willbebuilt

  4.havebeenplanted(现在完成时5.havebeeninvited6.betakencareof7.isusedfor8.willbefinish都是些被动语态情态动词后面+be+过去分词(pp)

  1.shouldbe+pp

  2.mustbe+pp

  3.canbe+pp

  另外have/has/had

  have/has/had+been+pp

  还有进行时态

  is/are+being+pp

  还有过去式的

  was+being+pp(过去进行时)

  had+been+pp(过去完成时)

  was+pp(一般过去时)希望你能满意

2020-11-17 19:26:31

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