几道英语选择题，要原因 在线等谢谢！

1Jack,_what if___ I have to go there and know nothing about it?
A.if B.what C.when D.what if
只有这个词才能接一种陈述式的问句。
2.Eat less rich food and do more exercisemyou are sure to keep fit __in some way(在某种程度上)__B.in this way用这种方式 C.by this way 顺便问一下 D.on this way在路上或是即将来到
）
3It __seems__ that he has been ill for a long time. ( 因为用as if就不用that。即只用一种连词引导从句 ，但it seems that 和it seems as if相等，可互相代替)
A.seems B.seems as if
4.Something __seemed__ wrong with my little brother. ( seem本身就是系动词。后不接系动词的不定式。但seem后必需接的是实义动词的不定式 )
A.seem to B.seemed C.seemed to be D.seems being
5.Did you understand __what__ he said just now? ( what有词义有成份。这句中是从句said的宾语。但that无词义无成份，所以不填 )
A.what B.that

6.He failed in the exam ,but he didn't seem to __care about__ it. ( 在意的意思。前一个是照顾的意思)
A.take care of B.care about
7.The two shirts both look good __on__ you . ( 这是固定的穿在某人身上的说法 )
A.on B.in C.for D.

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