1.If you have something important to do,you_____waste any ti

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1.If you have something important to do,you_____waste any time.A needn't B mustn't
2.Lily is always busy,and she ____ only five hours every day.A is sleeping B will sleep Cslept Dsleeps 3It's about one year since he____the army.Ajoined Bhas joined
1.B 2D 3A

1.B选项有不可以不能的意思语气强烈而A只是不需要的意思如果你想要做一些重要的事,你不能浪费时间
2.主语是第三人称单数而且是一般现在时每天都如此所以用D Lily经常很忙碌,她每天只能睡五个小时.
3.join是不能用完成时态的如果要表达已经加入就要用has been in 自从他加入军队,只有一年时间.

1.If you have something important to do,you_____waste any ti if you have a chance to do something for it I have something important to tell you. Do you have something important to say?to say做什么成份 Have you got something important还是anything important to tell IF you have something important please ring me__ A:telephone Do you have _______ to say?A.something important B.anything do you have something important to tell me为什么不用anything If you have one chance to do something you have never tried, something important to say!connect me if you are free 请教句子成分 I have something important to do. you may ____ if you have something else to do.(leave)