________ language you speak, you need to know Chinese if you work in China.
| A．No matter how | B．Whatever |
| C．Wherever | D．no matter what |
He ________ his homework at 9 o’clock yesterday .
A. does B. was doing C. did
Let’s ________ to the park ?
A. go B. goes C. going
---_______ do they go to school ?
---At 6 o’clock .
A. When B. What C. Where
What do you do ________ Monday ?
A. in B. at C. on
He is as ________ as his father .
A. tall B. taller C. shorter