[ Grammar ]
Catherine’s knowledge of computers ________ so extensive that everybody wants her to be in their project group.
A. is
B. are
C. was
D. were

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Vocabulary and ModalsPreposition (at,in,on)Tenses - Pasive VoiceReported speech (statements)Modals of Speculation and DeductionGrammar and EssayFuture Perfect TenseVerb FormUsed to & would & Past SimpleThe Past SimpleOther quiz:
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A. drop
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Tag Question › View
The tree needs to be watered everyday, ____?
A. need it
B. needn’t it
C. doesn’t it
D. does it