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（6），希望对你的语法学习有所帮助！

　　51. At this moment, they are still __________ with many economic problems.

　　A. centered B. believed C. referred D. confronted

　　52. The conference was ____________ by one hundred experts in this field.

　　A. announced B. declined C. attended D. planned

　　53. It is believed that _______ spending will certainly lead to the bankrupt.

　　A. natural B. mysterious C. moist D. excessive

　　54. With a _________, he didn't care about what his friend said.

　　A. contempt B. motivation C. reception D. realization

　　55. The guests are often very well _________ by the host in that city.

　　A. recovered B. refreshed C. reassured D. entertained

　　56. The mediccal report confirms that the flu has __________ almost everyone in this area.

　　A. infected B. raised C. recommended D. insulated

　　57. From the passage we can ________ that this disease can be cured.

　　A. insult B. inspire C. refuse D. infer

　　58. As the price keeps going up, _______ has turn into double figures.

　　A. recreation B. inflation C. refuge D. reduction

　　59. The ______ of jet travel has made the world seem smaller.

　　A. remark B. relationship C. removal D. innovation

　　60. The factors which would influence the learning will _____ with each other.

　　A. interact B. install C. innovate D. intend

　　

　　51 题：答案为D。center 围绕;believe 相信;refer 特指;confront 面对。

　　52 题：答案为C。announce 声明;decline 下降;attend 参加;plan 计划。

　　53 题：答案为D。natural 自然的;mysterious 神秘的;moist 潮湿的;excessive 超量的。

　　54 题：答案为A。contempt 蔑视;motivation 动机;reception 招待;realization 实现。

　　55 题：答案为D。recover 恢复;refresh 提神;reassure 确保;entertain 招待。

　　56 题：答案为A。infect 感染;raise 扶养;recommend 推荐;insulate 绝缘。

　　57 题：答案为D。insult 侮辱;inspire 激励;refuse 拒绝;infer 暗示。

　　58 题：答案为B。recreation 娱乐;inflation 通货膨胀;refuge 避难处;reduction 减少。

　　59 题：答案为D。remark 评论;relationship 关系;removal 去掉;innovation 发明。

　　60 题：答案为A。interact 相互作用;install 安装;innovate 创新;intend 打算。