单选题 I have to study hard in order to ______the other students in my class.
A. keep up with B. keep in touch withC. put up with D. keep away from

【正确答案】 A
【答案解析】[解析] 固定短语辨析
[句意] 为了跟上我的同班同学，我必须努力学习。
[解析] 本题考查固定短语keep up with “跟上，赶上”，所以A)符合句意。