下面各句分别描述的是哪幅图片,请把字母代号写在对应的图片下。
What are you going to do _____ Saturday morning ?A.in B.on C.at
I’m going to ____ a trip.A.take B.has C.having
I’m going ____ visit my grandparents.A. and B. to C.with
I’m going ____ train.A. by B. on C. At
They’re going to Beijing _____ next week .A. in B. at C. /