满分5 > 高中英语试题 >

Children’s brains cannot develop properl...

Children’s brains cannot develop properly _________ they lack protein.

A. becauseB. sinceC. whenD. unless

 

C 【解析】 试题分析:整个句子的意思是:如果孩子缺少蛋白质,他们的大脑就不能适当的发展。在本题中的when引导的是一个条件状语从句,相当于if。Because因为,since自从,因为,unless除非,所以选C。 考点:考查连词辨析  
复制答案
考点分析:
相关试题推荐

Afraid __________? This type of anxiety can deeply disturb people’s enjoyment of social relationships.

A. of laughing atB. to be laughed at

C. of being laughed atD. being laughed at

 

查看答案

Experts and teachers all think that failure is not _____ a bad thing to some extent.

A. greatlyB. necessarilyC. definitelyD. fully

 

查看答案

Although Albert Einstein would someday be _________ famous scientist, he did not like __________ school.

A. a; 不填B. a; the       C. the; 不填   D. the; the

 

查看答案

—Shall we go out for a meal tonight?

—__________. We haven’t been out for ages.

A. No botherB. That’s all rightC. Not reallyD. I’d love to

 

查看答案

请根据下面的示意图及其说明,写一篇100词左右的短文,在该校的网页上介绍No.1 Middle School。

高考资源网(ks5u

说明:1. -篮球场(basketball court)

餐厅  学生宿舍  教师宿舍  -花坛 (flower bed )

      2. 所有大楼四周都种有树木和花草。

      3. 学校占地130亩。

_______________________________________________________________________________

____________________________________________________________________________________________

_________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

 

查看答案
试题属性

Copyright @ 2008-2019 满分5 学习网 ManFen5.COM. All Rights Reserved.