________ the global economy is showing signs of recovery, many developing countries are still suffering.
| A.As | B.Where | C.How | D.While |
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 |
一Excuse me,sir.This is a non-smoking train.
一Oh,sorry.I____ know that.
| A.haven’t known | B.hadn’t know |
| C.didn’t know | D.don’t know |