---- _________ do you help your mother cook?
---- Once a week.
A. How long B. How C. How often
— What______useful dictionary for beginners of English! Where did you get it?
— I bought it in the bookshop.
| A．a | B．an | C．the | D．/ |
— I visited the Purple Mountain Observatory last Sunday.
—Why didn’t you tell me earlier?
| A．You did? | B．I hope so. |
| C．Have a good time. | D．It’s kind of you. |
There’s milk in the fridge. Let’s go to buy some .
| A．a little | B．little | C．a few | D．few |
Is the computer ? We don’t have to buy it .
| A．enough cheap , enough money | B．cheap enough , enough money |
| C．enough cheap , money enough | D．cheap enough , money enough |
—Excuse me! You can’t take photos here．Look at the sign. It says “NO PHOTOS”．
— Sorry，I _________ see it and I _______ do it.
| A．didn’t; won’t | B．don’t; won’t |
| C．won’t; won’t | D．don’t; don’t |