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。下面是小编整理的英语四级语法模拟练习(30)，希望对你的语法学习有所帮助！

　　291.This university has _______ a great deal since our last visit.

　　A.appeared B.altered C.approached D.admired

　　292.She is narrow minded and always _______ what other people have.

　　A. jealous B.owes C.misses D.envies

　　293.When he woke up from his dream, the frightened boy tried to _______ his mother's arm.

　　A.grape B.grey C.grip D.grave

　　294.Mary has never been _______ a ship.

　　A.abroad B.aboard C.above D.absorb

　　295.The modern camera lens may be coated with more than ten _______ for each piece of its glass.

　　A. levels B.stories C.layers D.formations

　　296.The thief was _______ by the police at the railway station.

　　A.carpet B.mined C.captured D.mounted

　　297.In fact, there is no _______ liberty in any country.

　　A.adequate B.absolute C.private D.practical

　　298.There is too much noise outside. I can not _______my attention on my work.

　　A.connect B.flat C.fill D.concentrate

　　299.While studying at U.C.L.A.,Mr.Wang _______ his old friend, whom he has not seen for nearly twenty years.

　　A.encountered B.whispered C.swung D.maid

　　300.The _______ production of engines in our factory has doubled this year.

　　A.manual B.annual C.amount D.alike

　　291.B

　　292.D

　　293.C

　　294.B

　　295.C

　　296.C

　　297.B

　　298.D

　　299.A

　　300.B