Question

【题目】We used to _________ in the evening, but now we are used to _____________ early in the morning.

A. exercising; exercise B. exercise; exercise C. exercise; exercising D. exercised; exercise

Answer 1

【答案】C

【解析】试题分析：句意：我们过去常常在晚上锻炼，但现在我们习惯了在早晨锻炼。过去常常做某事用Used to do sth；习惯于做某事用be used to doing sth。故选C。