—Hi, Bruce. Here is a letter for you.
—Thanks. I wonder .
| A．who the letter was from | B．who was from the letter |
| C．who was the letter from | D．who from the letter was |
When he walks_______ my desk，he knocked my books________ the desk.
| A．past；off | B．past；away |
| C．passed；off | D．passed；away |
Her father was too tired_________ too much hard work.
| A．because | B．as |
| C．for | D．because of |
There is_________ food in the fridge. We’ll have to buy some.
| A．a few | B．few |
| C．a little | D．little |
Mother asks me__________ computer games before finishing my homework.
| A．not play | B．to play |
| C．not to play | D．to not play |
Don’t worry. He is _________to take care of little Betty.
| A．carefully enough | B．enough careful |
| C．careful enough | D．enough careful |