“High blood pressure is called the silent killer because you don’t feel it,” Dr. Ostfeld says. “Saying you feel fine is not a justification for stopping these pills.” ...
1、在there be句型中,主语是单数,be动词用is ; 主语是复数,be动词用are ; 如有几件物品,be动词根据最接近be动词的那个名词决定。 2、there be句型的否定句在be动词后加not , 一般疑问句把be动词调到句首。 3、there be句型与have(has)的区别:there be表示在某地有某物...
There is little that can be done to stop population ageing, so the world will have to live with it. But some of the consequences can be alleviated. Many experts now believe that given the right policies, the effects, though grave, need not be catas...
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