“How about a picnic this weekend？”“________I'm free then.”
| A．Yes, thanks. |
| B．Why not? |
| C．No, I am busy. |
| D．It's a pity. |
Can you ________ your sister from that group of girls?
| A．pick up | B．pick out | C．bring up | D．bring out |
As I ________the house，I noticed a light upstairs.
| A．entered into | B．attached |
| C．appealed | D．approached |
It is worth considering what makes “convenience” foods so popular，and ________better ones of your own.
| A．introduces | B．to introduce |
| C．introducing | D．introduced |
________left the door unlocked must be held responsible for the accident.
| A．Whomever | B．Whoever |
| C．Whatever | D．Whenever |
—Why don't we take a little break?
—Didn't we just have________?
| A．it | B．that | C．one | D．this |