10. It looks you are ill. You should go to see the doctor.A. asB. as thoughC. as wellD. e

问题补充：

10. It looks you are ill. You should go to see the doctor.

A. as

B. as though

C. as well

D. even though

答案：

A. as

(答案→)B. as though

C. as well

D. even though

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