1、【题目】Studentsenrolledasfull-timecanfully____intheuniversityextracurricularclubs.

选项：

A.hadparticipated

B.participant

C.participating

D.participate

答案：

解析：

1、【题目】Students enrolled as full-time can fully____in the university extracurricular clubs.

选项：

A.hadparticipated

B.participant

C.participating

D.participate

答案：

D

解析：

暂无解析

1、【题目】Edison tested more than one thousand materials to see if they could _____ electric ; current and glow.

选项：

A.bring

B.make

C.carry

D.produce

答案：

C

解析：

暂无解析

1、【题目】Theequipment_____outoforder,theexperimenthastobeputoff.

选项：

A.hasbeen

B.being

C.is

D.be

答案：

解析：

1、【题目】Theyfulfilledtheplanmuchearlierthanthey_____

选项：

A.haveexpected

B.areexpected

C.wereexpected

D.hadexpected

答案：

解析：

1、【题目】Undernocircumstances_____anythingthatwillbenefitourselvesbutatthesametimeharmtheinterestsof。

选项：

A.shouldwedo

B.weshoulddo

C.woulddowe

D.wewoulddo

答案：

解析：