精英家教网 > 高中英语 > 题目详情

---People often don’t appreciate what they have, do they? ---No, _______ they lose it.

A. if B. after

C. until D. when

练习册系列答案
相关习题

科目:高中英语 来源:2016年高考一轮复习新人教版必修2特殊句式练习英语试卷(解析版) 题型:单项填空

David said that it was because of his strong interest in literature___hechose the course.

A. that B. what

C. why D. how

查看答案和解析>>

科目:高中英语 来源:2016年高考一轮复习新人教版必修1名词性从句(2)练习英语试卷(解析版) 题型:单项填空

____ counts is ____ all those trapped in the building have been rescued.

A. It; that B. What; because

C. What; that D. Which; because

查看答案和解析>>

科目:高中英语 来源:2016年高考一轮复习新人教版必修1名词性从句(1)练习英语试卷(解析版) 题型:单项填空

Facebook is a place where you can share _________is going on in your life with friends.

A. how B. whether

C. who D. what

查看答案和解析>>

科目:高中英语 来源:2016年高考一轮复习新人教版必修4动词时态语态(2)练习英语试卷(解析版) 题型:语法填空

One day, Nick invited his friends to supper. He was cooking some delicious food in the kitchen. Suddenly, he ______ (find) that he has run out of salt.

查看答案和解析>>

科目:高中英语 来源:2016年高考一轮复习新人教版必修3状语从句练习英语试卷(解析版) 题型:语法填空

阅读下面材料,在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

The way we cook is important. In many countries, the two choices are 1. (nature) gas or electric-powered stoves.

The World Health Organization warns that millions of people 2. (suffer) from indoor air pollution at present time, which results from the use of 3. (danger) fuels and cook-stoves in the home.

WHO officials say nearly three billion people are 4. (able) to use clean fuels and technologies for cooking ,heating and lighting. As a result, more than seven million people die from exposure to indoor or outdoor air pollution each year. Most of the deaths are in 5. (develop) countries, such as India, China and Latin American countries.

WHO officials say opening a window or door 6. (let)out the harmful air will not correct the situation 7. will only pollute the outdoors.

Nigel Bruce, 8. is a professor of Public Health at the University of Liverpool, says researchers are developing good cook-stoves and other equipment to burn fuels 9. a more efficient way.

But, this is just a start. It is urging developing countries to use 10. (clean) fuels and increase access to cleaner and more modern cooking and heating appliances(用具).

查看答案和解析>>

科目:高中英语 来源:2016年高考一轮复习新人教版必修3状语从句练习英语试卷(解析版) 题型:单项填空

We need to get to the root of the problem______ we can solve it.

A. while B. after

C. before D. as

查看答案和解析>>

科目:高中英语 来源:2016年高考一轮复习新人教版必修3 动词时态语态(1)练习英语试卷(解析版) 题型:单项填空

I wasn't able to hide my eagerness when I ________, "What do you wish me to do now?"

A. ask B. have asked

C. am asking D. asked

查看答案和解析>>

科目:高中英语 来源:2016年高考一轮复习新人教版必修2语法专题复习 特殊句式练习英语试卷(解析版) 题型:单项填空

Just in front of our house____with a history of l,000 years.

A. does a tall tree stand B. stands a tall tree

C. a tall tree is standing D. atall tree stands

查看答案和解析>>

同步练习册答案