代词:人称、物主、反/自身、指示、相互、疑问、不定代词As they were classmates, ________ was no wonder that they should do the work in the same way
When we were young, every evening my brother and I ______ stay at home waiting for our mother.
______ I’m well again, I can go on with my work.
The government has to close those small factories to prevent the water of the river ______.
We agreed to accept ___________ they thought was the best engineer.
------Would you mind me smoking here? ------- ______. It’s non-smoking area here.