It’s ____ useful book. And ____ book is popular with students.
| A．a; a | B．an; a | C．the; the | D．a; the |
Please remember to
the cat before you leave.
| A．feed | B．foot |
| C．food | D．find |
John' s mother is a
| A．stop | B．shop |
| C．soup | D．soap |
Teachers often tell their students _______ across the road when the traffic light is red.
| A．not go | B．not to go |
| C．don’t go | D．didn’t go |
–Lots of trees and flowers ________ on both sides of the road last year.
--Oh, _______ beautiful they are!
| A．have been planted; how | B．were planted; what |
| C．were planted; how | D．have been planted; what |
–Where is Tom? --He _______ the USA. He _______ back in two months.
A. has gone to; comes B. has been to; will be
C. has been to; comes D. has gone to; will be