Every year lots of trees ______to make our country more beautiful.
| A．plant | B．is planted |
| C．were planted | D．are planted |
She ____ back home once a year with her parents.
A. is going B. go C. goes
Look, there is a boy over there _____ the tree.
A. on B. in C. at
I usually walk to school, but I ______ come by bus.
A. some times B. often C. sometimes
We can’t see ____ sun at night.
A. a B. an C. the
_____ she leave home at six? Yes, she does.
A. Is B. Can C. Does