Local villagers ______the doctors with the people ______ in the bus crash.

With a lot of problems _________,the manager felt like a cat on hot bricks.

With trees and grass_____ about 35％ of the urban area，the city of Hefei has taken on a new look.

 So far, about 40 houses have fallen down under the weight of the snow , with 22people       .

The country has already sent up three unmanned spacecraft, the most recent__at the end of last March.