Question

A heavy learning burden leads to unhealthy behaviors such as poor eating habits, which ___ damage the health of students.

A．in its turn

B．in return

C．in turn

D．by turns

Answer 1

C

试题分析：考查介词词组： in return做为回报，in turn依次by turns轮流，句意：繁重的学习负担导致不健康的行为象，饮食习惯差，这反过来破坏学生的健康。选C。
点评：介词的考查重在积累。解题技巧:  1）明确词意  所选答案要符合句子意思；2）归纳比较平时要特别重视收集归纳比较同义词、近义词和相似词的异同，牢记它们的用法。