－Mom, where’s my backpack?

－You shouldn’t put your things casually, you should take good care of _____ own things.

Uncle Wang is_____ the barber’s at the moment, so you have to talk to him _____ the phone.

We should try our best to help the animals _______.

－__________ will you finish your homework, Ben?

－ In two hours.

－The flight to Beijing will _________ in one hour.

－My little brother was really_______ at the _______ news.

－The Greens are not here. If you need help, you should __________.

－Sure.

－She asked me __________ go to the park.

－To keep safe, everyone_______ wear a seat belt(安全带) in a car.

A. is suppose      B. are supposed to  C. is supposed to  D are supposed

－He buys __________ books, but he doesn’t read them at all.