They couldn’t eat in a restaurant because ______ of them had _______ money on them.
| A．all； no | B．any； no | C．none； any | D．no one； any |
I don't think the experiment is ___ failure, because it has provided us with ___valuable experience for our future tests.
| A．不填; 不填 | B．不填; a | C．a; a | D．a; 不填 |
---I’m sorry! I would have taken him to hospital if I had known he was seriously ill.
--- But ______ .
| A．you didn't | B．you hadn't | C．he wasn't | D．you aren't |
Rock-climbing is a breathtaking activity, very popular nationwide among young people, ______ cooperation as well as courage plays an important role.
| A．who | B．which | C．where | D．of which |
A housing bubble is an economic situation _____ occurs when house prices rise much too fast.
| A．which | B．where | C．what | D．why |
Get out of NEET group, Jack! You are supposed to your own living.
| A．win | B．gain | C．take | D．earn |