Where are you going ___ A.next week B.buy C.at three o`clock D.the shoestore

题目

Where are you going ___ A.next week B.buy C.at three o`clock D.the shoestore

答案

用排除法、
首先B、D项肯定不对,就先排除
再看C项、语法不太对、排除、
就剩A项了be doing是很明显的一般将来时、而且next week也是很明显的将来
所以就选A项了、
（楼主、看在我费这么大劲打字、还这么详细的份上、采纳了吧）