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：
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