—How can I use this washing machine?—Well, just refer to the _______.
_____ the watch and see if you can find out what’s wrong with it.
For some students, the computer serves only _____ a tool that is used to play games.
The parents are _____ their son who has been away from home for days.
—What do you think of the new movie directed by Jackie Chan? —Well, most people think it is wonderful. But _____, it is just a new one, nothing special.
Persons under 18 _____ not be employed in night work in the US.