黄芪的功效为（）。
A.益卫固表
B.利尿消肿
C.缓和药性
D.补气升阳
E.托毒生肌
参考答案：A, B, D, E
— Is everyone here?
— Not yet. Look, there ______ the rest of our guests! [ ]
A. come
B. comes
C. is coming
D. are coming
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