I liked _________ Wangfujing to buy gifts.[ ]
A. go
B. went
C. to go to
D. going
答案:C
冻疮的主要致病因素是指:()
A.寒邪外袭,耗伤阳气
B.气血衰弱,寒邪侵袭
C.元气虚弱,不耐其寒
D.命门火衰,阳气不足
E.肾阳虚损,阴盛及阳
对于橡导电缆,其敷设所需电缆长度应取实际敷设线路长度的()倍。
A、1.05
B、1.1
C、1.5