—May I swim here?
— No, you _______. It is dangerous.
| A．won’t | B．needn’t | C．mustn’t | D．don’t have to |
_____ her mother after being separated for 20 years, she couldn’t help, even though she tried not to, ______.
| A．Seen, crying | B．To see, cry | C．Seeing , crying | D．Having seen, crying |
He said that not until the wheat died from the lack of water_____ how serious the drought was.
| A．did the villagers realize | B．the villagers realized |
| C．the villagers did realize | D．realized the villagers |
It’s his fault, not mine. I’d shoot myself _____ I apologized to him.
| A．after | B．until | C．before | D．unless |
Even though it is at least 20 years _____ we got to know, I can’t forget the scene_____ we were introduced to each other.
| A．that , where | B．when, in which | C．since , when | D．since, where |
When asked to try on new coats of different colors and styles, few men have the _____ with this treatment.
| A．patience | B．interest | C．decision | D．Preference |