Question

( )kits is my hobby, because they are beautiful. And I like them very much. A.Collect B.To collect

C.Collecting of D.Collecting

Answer 1

答案：B

解释：动词不定式在这里作主语，而动原是不能作句子主语的，所以B正确。

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Answer 2

flying kites

Answer 3

B
动词作主语时要用动名词或不定式。