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Tom is collecting stamps.A.involvedB.involved inC.involvingD.involving in

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Tom is collecting stamps.A.involvedB.involved inC.involvingD.involving in

Tom is ________ collecting stamps.

A.involved

B.involved in

C.involving

D.involving in

试题答案

B

be involved in sth.为固定搭配,此处表示“专心于,热衷于”.