We’ve seen many more days of blue skies recently　 —TrueBut back in 1998, ________ Beijing started its “Defending the Blue Sky”　　　　　program, the city only ________ about 100 days a year　

I am more than hungry now. Is there a restaurant aroundI can have a rich lunch?

Why didn’t you go to help her?— I , but I seriously ill.

________ great progress he has made thisterm ! He feels _______ .

To their deep sorrow, there was nothing left ______ the city except ruins after the violent earthquake, which turned the whole city into a silent world