请教老师:我在书上看到一个句子There's a concert in our city next month.产生疑问: 为什么这个句子可以使用一般现在时态的句子结构表示将来发生的事情。我的理解应该是There's going to be a concert in our city next month.
老师你好!请教上面打了?上面be worried about与worry about有区别吗?上面top four English manners中top是什么意思?上面“握手”为什么用三种形式?分别为give a handshake,a handshake,shake hands。用起来有什么区别?上面lift up a bowl off the table,li...
can和be able to表能力,He can watch TV now. He can watch TV tomorrow.前一句可以用be able to的现在一般时替换,后一句可以用现在将来一般时替换. 这个很好理解. 那么问题来了,must和be sure to表必定的推测时,He mu...
在不少书上看到,说是 be necessary to do sth 的主语必须是 it(形式主语)。如:Was it necessary to tell my mother? 有必要告诉我妈妈吗?Sometimes it is necessary to say no. 有时候拒绝是必要的。但是我觉得Am I necessary to tell my mother? 也很...
He should have been given (should give) more responsibility when he was youger.should have done 表示本该做的没做请问老师,这里能否填 should be given?在他年幼时,他应该被给予更多的责任?为什么?
The challenge we face is to find ways to meet the needs of our growing
population while _______(protect) the environment.这里填protecting是省略了主语和be动词吗?但是主语不是the challenge吗?
请问以下2个句子有什么区别? 侧重点有什么不一样?But China's satellites are important for improving the NAV system.But China's satellites are important to improve the NAV system.