—Have you known each other for long? —Not very long, ________we started to work in the company.
Look! She is coming here and there _________.
The influence the parents _________ on their children _________ great.
Astronaut Zhai Zhigang has become the first Chinese_____in space.
Are they coming to help us? -- _____
_____the weather ,the sports meet will be held on time .