There are so many foggy days these days. We all wonder .A. how is the air polluted B. why the air is polluted seriouslyC. what are the real reasons
Do you often watch news ____ TV?
Mike often exercises half an hour in the morning.
------_________ is it from your home to school? ------About fifteen minutes’ ride.
Can you ____ Chinese ,Tom?
Tom gets ________ in China.