在一般的情况下，救生员应尽可能地采用背面接近溺者，保护自身安全。
参考答案：对
----Bad luck! It’s too late!
----It doesn’t matter. The movie _______for only a few minutes. You can’t miss it.
A．has been on
B．has begun
C．began
D．was on
致命伤
