Nobody knew that the reason______ he was often blamed. Perhaps that was______ he made the same mistakes told several times.

More than one hundred teachers work in our school, and most of _____are from countryside.

 In spite of all ________ has been said, quite a lot of people are still uncertain about the prices of housing in China.

Let’s just read this little bit_____you’ve make a mistake.

_________he said at the meeting astonished everybody.