---I do not know why Tom was absent from yesterday meeting.---He must been sick ,( )A.is not he B.was not he C.did not he D.must not he选第二个,为什么

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---I do not know why Tom was absent from yesterday meeting.---He must been sick ,( )A.is not he B.was not he C.did not he D.must not he选第二个,为什么
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---I do not know why Tom was absent from yesterday meeting.---He must been sick ,( )A.is not he B.was not he C.did not he D.must not he选第二个,为什么
---I do not know why Tom was absent from yesterday meeting.
---He must been sick ,( )
A.is not he B.was not he C.did not he D.must not he
选第二个,为什么

---I do not know why Tom was absent from yesterday meeting.---He must been sick ,( )A.is not he B.was not he C.did not he D.must not he选第二个,为什么
1、 是昨天不在,因此用过去时.
2、 对于be sick 的提问, 用be动词, 因此 wasn't he? 正确

b

y

Why I do not know I do not know why this happened! I do not know why I am very sad Why l do not know.This is my feel.Understand?I do not know your mean. Do not know why I become so active!是什么意思 i do not know why my mother seems (be)happy I do not know why,I can not forget you,I still like you! I do not know I do not know what i do not know is that why...是不是应该改为is it that why啊 Do not know why,I secretly Fall in love with you,and you did not find. Very simple,we do not know,why do I speak to you so much ah. I do not know why I fell in love with you什么意思 怎么读I do not know why,I will tell you,you are my night sky. 请问 I DO NOT KNOW sorry,i do not know! I love you Why You Do not Know My Why do not you trust me I said I'll wait f上面的意思是什么? 谁能说下 It's not suddenly ,it's always .Maby i know why ,but i really don't know how to do