As is known to all, Yang Liwei has become a space hero iswe have expected．

how did your Math test go–I had thought I _________, but in fact I came in the top 10 in my class.

【2012全国新课程】The party will be held in the garden, weather .

At present, lots of people would rather_______in the country because there is________ pollution in the city.

Only in this way　　　to make improvement in the operating system.