Only when one loses freedom _______its value .
| A． doesoneknow | B．onedoesknow | C．doesknow one | D．knowonedoes |
Parents always _________ great importance to education. They will do their best to give their children that priceless gift.
| A．attach | B．pay | C．link | D．apply |
---May I smoke here?
---If you _______, choose a seat in the smoking section.
| A．should | B．could | C．may | D．must |
---Do you mind if I open the window?
--- _____. In fact, I feel a little hot as well.
| A．Please don’t | B．I’d rather you didn’t | C．Go ahead | D．Why don’t? |
many times, but he still didn’t understand it.
| A．Having been told | B．Though he was told |
| C．To have been told | D．He was told |
—What does this modern-day dinosaur look like?
—The tongue of this animal can be extended _____ of its body.
| A．more than twice the length | B．twice more than the length |
| C．more than the length twice | D．more twice than the length |