湿性白屑风应选用()。
A.清热化湿通腑
B.养血祛风润燥
C.疏风宣肺清热
D.健脾化湿
E.活血化瘀
参考答案:A
Mr.Black is an experienced engineer,and he will be employed to __________ us in improving our equipment.[ ]
A.assist
B.consider
C.provide
D.offer
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