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把此句改为过去式It takes me 15 minutes to finish this math problem 关于蔬菜大棚中二氧化碳的问题在自然界中细菌做为分解者,起着非常重要的作用,细菌吸收营养的方式称为异养,异养又分为腐生和寄生两类.请问我们是否可以把腐生细菌分解出的二氧化碳加 she's had trouble with her husband.为什么is后面可以加had She had a lot of trouble with her skin的同义句-----------------her skin. I can't can the can she can't can.Don't trouble trouble until trouble troubles.翻译 shit是什么 ...shit 修改下列病句并说明类型 修改下列病句,并说明句类型1;我们反对上课打闹逗笑等违法乱纪的行为.2;这些文章到处闪烁着马克思主义的观点.3;校园里,读书声,歌声交织在一起,汇成一片动人的乐曲.4;他把这幅画用绳子挂 I don’t give a shit! Very glad to receive your letter of July 13.这英语怎么读 shit happens是什么意思 觉悟到底是什么意思?代表着什么? cry的ing形式 cry的ing形式怎么弄着?cry怎么变ing形式着? 日本地震 日本地震会不会影响到北京啊?8号影视 -What's wrong with your pen?—What's wrong with your pen?—The ink ____ come out. A.mustn'tB.wouldn'tC.won't D.shouldn't请问选什么?为什么? they are( banana three).向括号部分提问. ( ) are they? --- They are three yellow chairs.A. What colour B. How请亲说明下选择的理由 take的用法是什么啊…@+@ 思想觉悟的详细意思?顺便造个句子、谢谢! 写第3人称单数play.do.go.carry.stay.watch.see.look.like.have.finish.mnke急 Let's write a letter是什么意思 有5个数,它们的平均数是2.8,去掉1个数后,它们的平均数是3.2,问去掉的这个数是多少? take 用法 关于take 的用法有这样一个句子翻译:来自星球上的光很长时间才到达我们.the light from stars ____ ______ ______ _______ ________to reach earth.书上的答案是 has taken a long time.正确吗,这里又不说it做主语能 look go bring piay like have do watch take study 的第三人称单数分别是什么 you work for the glass bottle wholesaler.your company has not recieved payment from a client .please write a letter to the client. yellow+blue等于什么意思? what's wrong with your bike?It ____what's wrong with your bike?It____A.isn't goingB.doesn't workC.won't moveD.didn't run what's wrong( )your bike括号里填with还是in