【题目】If you keep on, you’ll succeed _____. Wish you success in the exam.
A.in timeB.at one timeC.for the same timeD.sometimes
在线课程【答案】A
【解析】
考查介词短语辨析。句意：如果你坚持下去，你迟早会成功的。祝你考试成功。A. in time及时；迟早；B. at one time曾经；C. for the same time 无此短语；D. sometimes有时。根据“If you keep on,”可知，只要坚持，迟早会成功。故选A。