He made another wonderful discovery， _____ of great importance to science.
| A．which I think is | B．which I think it is | C．which I think it | D．I think which is |
The National Day Parade for the 60th anniversary of the founding of China was so grand that it certainly didn’t the whole nation.
| A．bread down | B．calm down | C．let down | D．set down |
I try to make him understand that I’m not interested in him, but he never gets the .
| A．message | B．news | C．word | D．information |
Such is human nature that many people don’t value things they possess until they’re lost them.
| A．不填；不填 | B．不填；the | C．the;不填 | D．a; the |
---Now more and more Chinese senior students are applying for admission to American universities through SAT.
--- . But taking an SAT may cost one more than 10,000 yuan.
| A．I hope so | B．Not really | C．That’s the case | D．That sounds reasonable |
Sometimes we are asked ______ we think the likely result of an action will be.
| A．that | B．what | C．which | D．whether |