.As food is to the body, ______ is learning to the mind.
| A．so | B．such | C．it | D．and |
General Secretary，Xi Jinping stressed that cross－strait cooperation would be strengthened________ the two sides could agree to oppose Taiwan independence.
| A．as long as | B．even if | C．unless | D．until |
Little _______ that the region was rich in natural resources about four decades ago.
| A．we did know | B．knew we | C．did we know | D．we knew |
The purpose of a class is to teach you to think creatively and not to follow your teacher_________.
| A．willingly | B．blindly |
| C．carefully | D．closely |
It’ll be another 50 years _________ China is expected to reach the level of a medium developed country.
| A．since | B．before | C．that | D．when |
What about todays temperature?
-- Its the same as, if the weather report is exact as usual, ___ of yesterday.
| A．one | B．it | C．that | D．what |