运行中裸导线的温度不得超过()℃。
A、40
B、50
C、70
D、100
参考答案:C
---I feel stressed from time to time.What can I do with it?
---______sharing your worries with your parents?
A.Why not
B.How about
C.Would you like
D.You’d better
一般情况下,健康人的尿液中不应有的是( )
A.水
B.无机盐
C.尿素
D.葡萄糖