If there no buying and selling of animals.there no killing in nature．( )A．is, will heB．will be, will beC．is, isD．will be, is 题目和参考答案——青夏教育精英家教网—

题目内容

15．If there no buying and selling of animals，there no killing in nature．（　　）

	A．	is； will he		B．	will be； will be
	C．	is； is		D．	will be； is

分析在自然界如果没有买卖就没有杀害．

解答 24．A 本题考查if引导的状语从句的时态．if 意为"如果"．if引导条件状语从句，要遵循"主将从现"的原则．故选A．

点评有unless/if/when/before/after/as soon as/if等引导句子要遵循主句用一般将来时，从句用一般现在时态-即"主将从现"的原则．

练习册系列答案

	A．	how to do		B．	what to do it
	C．	how to do it		D．	what should to do

6．Most boys enjoywatching （watch） NBA games．

3．-My dress is made of cotton．What about______？
-Silk．（　　）

10．-Sally and Rose _______about the TV show yesterday．
-Let's join them quickly．（　　）

20．Is the washing machine I have used for a long time worthfixing（fix）？

7．-Didn't you finish your homework last night？
-_______，though I wasn't feeling well．（　　）

4．每个人都有不同的生活习惯，养成良好的生活习惯，会使我们拥有健康的体魄．良好的生活习惯有哪些呢？例如：每天按时起床和睡觉；饭前洗手；多吃水果和蔬菜，不吃垃圾食品；多参加体育锻炼；不乱扔垃圾和随地吐痰；不要再马路上玩耍，横过马路注意交通安全等．
根据以下提示，以How to Develop Good Living Habits为题写一篇英语短文．
要求：意思连贯、表达准确，词数60-80．
注意：短文的题目、开头和结尾已给出，且不计入总词数．
提示：before meals （饭前）； junk food （垃圾食品）； rubbish （垃圾）；spit（吐痰）；exercise （锻炼）；cross the road （横过马路）； traffic lights （交通灯）．
How to Develop Good Living Habits
Everyone has different living habits．Good habits can make us keep healthy．As teenagers，what should we do？
In my opinion，Everyone has different living habits．Good habits can make us keep healthy．As teenagers，what should we do？
In my opinion，everyone should get up and sleep on time every day．Don't play or watch TV all night．That is bad for healthy and affect our work．We should eat more vegetables and fruit，and eat less meat．I advise everybody to take more physical exercises．Don't eat junk food，for example instant noodles．Don't litter and spit．Don't play on the road．Remember to obey the traffic rules．No jaywalking．
In a word，if we want to keep healthy and happy，we must develop good living habits．

9．When I got home，my pet dogwas lying（lie）on the floor，dead．

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