They ________ often _______to be careful before _______the road.
| A．are, told, cross | B．are, told, across | C．are, telling, crossing | D．are, told; crossing |
The number of students in our school_________ more than 2000.
| A．is | B．are | C．has been | D．Was |
At the science museum，the boys and girls get to know__________.
| A．what is the spaceship like |
| B．what the spaceship looks like |
| C．how the spaceship looks 1ike |
| D．how does the spaceship 1ook like |
The more you smile, the ___________ you will feel.
| A．happy | B．happier | C．happily | D．more happily |
We should study the new traffic rules and 1earn how___________ ourselves．
| A．protect | B．to protect | C．protecting | D．protected |
--- Does Ted tell you if he _______________ next Sunday?
--- No, he does’t. But if he ________________, I’ll give you a ring.
| A．will come, will come | B．comes, will come |
| C．will come,comes | D．comes, comes |