Question

Too much pressure from study leads to sleeplessness, which _______ increases the risk of forgetfulness.

A．in turn

B．in return

C．by chance

D．by choice

Answer 1

A

试题分析：句意：来自学习的太大的压力，反过来增加了爱往事的危险。in turn反过来； in return作为报答； by chance意外地； by choice出于选择。根据句意故选A。
点评：本题难度适中。固定短语是近几年高考的热点，主要考查对于它们的意义及用法，对它们的考查不仅出现在单选还会在完形和短文改错中出现。需要考生牢记它们的意义及用法。这里考生容易误选B。
即学即练：I sent him a present ______ for his help.
A. in turn      B. in return     C. by chance        D. by choice
解析：B。句意：我送给他一份礼物以回报他的帮助。