Parents complain their children are behaving unreasonably _____children consider their parents to be old-fashioned.
For miles around me there is nothing but a desert, without a single plant of tree .
It was easier to move about the fringe of the crowd.
the trees in that thick forest are so dose together that there is hardly any room to move them.
The speech by the mayor of Shanghai before the final voting for Expo 2010 is strongly impressed my memory.
This new type of TV set is very thin, and it is than a one-hundred-page book.