在体内代谢最少的吸入麻醉药是（）
A.恩氟烷
B.异氟烷
C.七氟烷
D.地氟烷
E.乙醚
参考答案：D
—Lucy, it's too hot. Put the meat in the fridge, or it will bad.
—OK, Mum!
A．go
B．change
C．feel
D．keep
When the moon ________, our school will shine.[ ]
A. go up
B. goes up
C. going up
