The room_________windows face south is m

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问题选择题

The room_________windows face south is mine. [ ]

A. which

B. that

C. whose

D. who's

答案

单项选择题

成人线状IgA大疱病首选药物为（）。

A.糖皮质激素

B.抗组胺药

C.氨苯砜

D.MTX

E.磺胺类抗生素

选择题

I have __________ the problem for two hours, but I haven't __________.[ ]

A. worked on, worked out it

B. worked at, worked it out

C. worked on, worked it out