The sign on the left tells us that _______ . A. this is a place for us to swimB. it’s safe to swim in this placeC. swimming is not allowed here
When he walked _______ my desk, he knocked my books _______ the floor.
After a short rest, the workers kept on _______ till midnight.
The ticket _____ him ¥20. And flying to the USA______him two days.
First, we must______ the bottle______ some water.
This is a _______ film and everyone feels _______ .