________the students often________their homework at home?
-__________ will you finish your homework, Ben?- In two hours.
We should try our best to help the animals _______.
Uncle Wang is_____ the barber’s at the moment, so you have to talk to him _____ the phone.
-Mom, where’s my backpack?-You shouldn’t put your things casually, you should take good care of _____ own things.
My brother is studying in ______ university in America; he wants to be ______ astronaut in the future.