Question

【题目】Sam enjoys stamps. And now he has 226 of them.
A.to collect
B.collected
C.collects
D.collecting

Answer 1

【答案】D
【解析】句意：Sam喜欢集邮，现在他已经集了226枚了。enjoy后接名词、代词或动名词作宾语，本题中collect是动词，要用动名词形式，故选D。