— Does he prefer tea coffee? — Tea. [ ]
A. to
B. or
C. and
D. but
答案:B
变压器低压侧为0.4kV变压器容量不宜大于()kVA。
A.1000
B.1250
C.1500
D.2000
疥疮的自觉症状为()
A.剧痒,夜间尤甚
B.瘙痒,搔抓后加重
C.瘙痒,日晒后加重
D.偶痒,皮损处轻度压痛