When you lose your way in the city, you can _________ the policemen _________help.

After playing football about half an hour, the students took _________ rest.

What does this modern-day dinosaur look like? —The tongue of this animal can be extended _____ of its body.

Do you think that the bridge _________ in a year?

please turn off the TV. The baby _______.－OK. I’ll go out for a walk.