Question

【题目】If Anna is good at swimming, she _________ in it.
A.do well
B.does well
C.will join

Answer 1

【答案】B
【解析】句意：如果安娜擅长游泳，她就是擅长。结合be good at,擅长做某事，同意短语为do well in.结合主语安娜为单数第三人称，do应该使用does,结合句意，所以答案是B。