压缩机油温不应大于（）。
A.50
B.60
C.70
D.80
参考答案：C
下述哪项因素不属于火热内生( )
A．阳气过盛化火
B．火热外袭
C．五志过极化火
D．邪郁化火
E．阴虚火旺
—____________ do you read English?
— Every day.
A. How long
B. How often
C. How much
D. How far
