— Our classroom is clean every day.
—___________.It’s our duty to keep it clean and tidy.
A. So we are
B. So is it
C. So it is
Mrs. Green promised____all she can to help us.
| A．knowing | B．to know | C．doing | D．to do |
Dale is studying in________university and he wants to be________engineer.
| A．a，a | B．a，an | C．an，a | D．an，an |
—________are you going to work in?—Beijing.
| A．Where | B．What place | C．When | D．How often |
–We are going to have a birthday party for Emma tomorrow.
– .
| A． What a shame. | B．Thanks a lot. |
| C．That’s my pleasure. | D．Have a good time. |
She . She can be a singer in the future.
| A．is good at sing | B．is good at singing |
| C．is poor at sing | D．is poor at singing |