东华理工大学有几个省部级重点学科()
A.13
B.14
C.15
D.l6
参考答案:B
液化石油气瓶装供应站的液化石油气总储量一般不超过( ),15kg钢瓶约( )。
A.10m3;350瓶
B.15m3;350瓶
C.10m3;400瓶
D.15m3;400瓶
He's badly ill, _____ he is still working hard. [ ]
A. but
B. although
C. and