If he __________harder, he will catch up with us soon.
| A．study | B．studies | C．will study | D．studying |
含有与字母Aa相同元音音素的一项是
| A．G | B．J | C．T | D．I |
I don’t know _______________.
| A．how did jack think up the plan. |
| B．Jack how thought up the plan. |
| C．Jack how to think up the plan. |
| D．how Jack thought up the plan. |
What clean classroom! -Yes , It _________ every day .
| A．cleans | B．cleaning |
| C．is cleaned | D．was cleaned |
-What’s your favorite subject? -Art . _________makes me more exciting than it does.
| A．Something | B．Nothing |
| C．Anything | D．Everything |
You can’t improve your English_________ you work harder than before
| A．if | B．though |
| C．because | D．unless |