They are safety signs to help workers see the dangers at the
they are the volunteer workers whose task it is to help othe
See to it that the safety regulations are enforced strictly.
填空:They are _____(意识到的)of the dangers.
when the rescue workers arrived.they were sad to see what ()
英语翻译They want to supervise other workers and see that the co
There are signs on the rodes.______can people see them?
The workers in the supermarket are very friendly,they work .
though the workers are tired ,they don't want to ( ).A.worki
the boss is very c__ to these workers,so they are living a h
They are e_ you to help them with the work.
They are s____ to see the three men there a____.
how happy they are to see the film .to see the film 在句中做什么成分