学习语法首先要学习句子，因为句子是人类语言的核心，通过对句子的分析理解，可以更好的掌握语法。下面是小编整理的大学英语四级语法词汇练习及解析（12），希望对你的语法学习有所帮助！

　　121.The doctors _______ the medicines to the people in the flood area.

　　A. distributed B. packed C. prayed D. undertook

　　122.Much of the news provided by this newspaper is _______, not foreign.

　　A. domestic B. strain C. purchase D. murder

　　123.He tried to _______relations with his former wife but he failed.

　　A. measure B. maintain C. shelter D. reply

　　124.He _______ to study harder in the future so that he could have more opportunities to find a better job.

　　A. resolved B. resorted C. requested D. reserved

　　125.The _______ work continued for more than a week but there was still no sign of the missing boy.

　　A. research B. rescue C. vessel D. vast

　　126.Many kinds of animals are believed to have _________ from the earth

　　A. withdrawn B. vanished C. found D. hung

　　127.The engineers in this lab spent several weeks _______ their plans for the new bicycle.

　　A. counting B. stripping C. elaborating D. casting

　　128.Pine trees are usually believed to _______ cold weather.

　　A. guard B. accomplish C. roar D. endure

　　129.Free medical service is _______ to nearly all the college students in China.

　　A. favorite B. available C. convenient D. average

　　130.After working for twenty hours without any rest, the doctors were _______.

　　A. exhausted B. mounted C. wrapped D. restored

　　

　　121.A

　　122.A

　　123.B

　　124.A

　　125.B

　　126.B

　　127.C

　　128.D

　　129.B

　　130.A