28. The Chairman thought ______ necessary _____ Professor Smith to speak at the meeting.
A.that; to invite | B.this ;inviting | C.it; to invite | D.him; inviting |
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28. The Chairman thought ______ necessary _____ Professor Smith to speak at the meeting.
A.that; to invite | B.this ;inviting | C.it; to invite | D.him; inviting |