—Why is it ________ so many people enjoy eating on the run?
—Of course, the most obvious answer is that fast food is fast.
| A．that | B．which | C．what | D．how |
I________through that bitter period without your generous help.
| A．couldn't have gone | B．didn't go |
| C．wouldn't go | D．hadn't gone |
These old pictures bring to their mind the college days ________ they spent together, ________ life was hard but happy.
| A．when; whose | B．which; whose |
| C．which; when | D．when; which |
--- It is said that Mary’s father is very rich .
--- ___________ She wouldn’t accept his help even if it were offered
| A．No doubt | B．What for | C．So what | D．No wonder |
Your story is perfect ; I’ve never heard ___before.
| A．the better one | B．the best one |
| C．a better one | D．a good one |
If we ________ now to protect our mother river ---Li Jiang River , we ‘ll live to regret it.
| A．haven’t acted | B．won’t act |
| C．don’t act | D．hadn’t acted |