We were about to go outing______ it began to snow heavily.
| A．when | B．while | C．as | D．until |
Social and economic development has contributed to an increasing______ for future．
| A．demand | B．curiosity |
| C．anxiety | D．Arrangement |
Today APEC is playing a more important role in the world stage，______ purpose is to promote economic cooperation in the Asia-Pacific area．
| A．where | B．whose | C．when | D．Which |
Ning Zetao，who won a total of four golds at the 2014 Incheon Asian Games，____ himself as a new swim star．
| A．distinguished | B．described |
| C．Represented | D．Developed |
一____it snow tomorrow，what would we do?
一In that case，we'11 have to stay at home．
| A．Will | B．Must | C．Might | D．Should |
The world is a book，and those who don’t travel read only one page．That’s____I’ll go on a tour this summer．
| A．how | B．why | C．when | D．Where |