.Tom is reading a book his brother is watching TV.A. whileB. thoughC. howeverD. but

发布时间：2020-08-16 09:20:28

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Tom is reading a book      his brother is watching TV.
A. while
B. though
C. however
D. but

网友回答

(答案→)A. while
B. though
C. however
D. but
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