Question

【题目】Mike is good at _________. He can ________ well.
A.swim; swims
B.swimming; swim
C.swimming; swims
D.swims; swimming

Answer 1

【答案】B
【解析】句意：迈克擅长游泳。他可以游好。第一空上的词跟在介词之后该用动名词形式。第二空上的词跟在情态动词之后该用原形。所以答案是B。