风筒式自然通风冷却塔在()的地区不宜采用。
A.雨季多
B.高温、高湿
C.干燥
D.风力充足
参考答案:B
平衡施肥追肥为辅;()为主,化肥为辅;氮肥为主,磷钾肥为辅。
I broke my relationship with John because he always found with whatever I did.
A.error
B.mistake
C.fault
D.failure