应用乙醚麻醉前给予阿托品，其目的是
A.协助松弛骨骼肌
B.防止休克
C.解除胃肠但道痉挛
D.减少呼吸道腺体分泌
E.镇静作用
参考答案：D
The newcomers still don’t know ________ the difficult situation after practicing for 2 months.
A．what to deal with
B．what to do with
C．how to do with
D．how to deal
