- _____ he ____ a basketball? Yes, he____.
| A．Do, have, do | B．Do, has, do |
| C．Does, have, does | D．Does, has, do |
We should try our best to help the animals _______.
| A．in dangerous | B．danger | C．in danger | D．dangerous |
Uncle Wang is_____ the barber’s at the moment, so you have to talk to him _____ the phone.
| A．in; in | B．at; on | C．on; at | D．at; at |
－Mom, where’s my backpack?
－You shouldn’t put your things casually, you should take good care of _____ own things.
| A．yours | B．you | C．your | D．your’s |
My brother is studying in ______ university in America; he wants to be ______ astronaut in the future.
| A．a; a | B．a; an | C．an; a | D．an; an |
Now there are already robots _________ in factories.
| A．working | B．to work | C．work | D．worked |