1、选择题

若|x|=|y|,则|x|与|y|的关系是A,x=yB,x=-yC,x=y或x=-yD,x=y=0... 若|x|=|y|,则|x|与|y|的关系是
A,x=y B,x=-y C,x=y或x=-y D,x=y=0
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多啦436
2014-09-09 · TA获得超过329个赞
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BHaving___tests and exams and getting__homework make many studets feel stressed.
A.too much;much too B.too many;too much C.much too;too many D.many too;much too
二.根据首字母提示写出句中所缺单词,使句子意思完整正确
It is good for you to read English aloud every day to improve___your English.
2.It is good to share___your problems with others.
3.Millie is sd because she got low marks____in her exams
三.用下面词组的正确形式完成句子
forget about ,stay up late,hand in,deal with,give up,as a result,do well in
People born under Libra like peace and do not like to forget about___others.
2.Mr Hu always reminds us to_hand in_____our homework on time.
3.Some students often_stat up late___to do extra exercises.
4.Don't_give up_____.I'm sure your dream will come true one day.
5.There are many difficulties for us to_deal with____.
6.David is the cleverest students in our class.He_does well in____all the subjects.
7.His robot does all his housework for him._As a result______,he has more free time to relax.
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幻y幻y
2014-09-09
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C,x=y或x=-y
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写出原因啊
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