13. 题干： 《国际海上避碰规则》第五条"了望"的适用对象是指：

Please return it after ___.

The bosun is satisfied ___ your work.

____, is it possible to go there by bus?

I＇m looking forward to ___ you again, Mr White.

___ is ti now?It＇s eight o＇clock.

I think we＇ll finish ___ the hull this morning.

You are a captain, ____?

What＇s ___ you?

The captain is ___ the ship.

They hve been offficers ____ 1990.