单项选择 ( )1.Are you good at A.swim B.swimming C.to swim D.swa
问题描述：
单项选择 ( )1.Are you good at A.swim B.swimming C.to swim D.swa
答
B
at是介词Jim_______（notcome ）to school yesterday.Do not go out.it_______（rain ）now.didnot cmeis rainningHe is interested in_______（do ）nothing at all.After _______（finish ）his homework ,he went to bed.She looks _______（ worry）.What is worry with her？doing finished worried