there is和are的构成,there be and

there is和are的构成,there be and

(1)There be句型主要用以表达“某处(某时)有某人(某物)。”其基本结构为“There be+某物(某人)+某地(某时)”其中there是引导词，没有词义；主语是be后面的名词，在一般现在时中，therebe结构应该用thereis或thereare表示；在一般过去时中，therebe结构则应该用therewas或therewere表示。2.主语是不可数名词或单数可数名词时用is(was),是复数时

╯▽╰ There be 结构中的be具有时态变化(is, are, was, were). There be后接的如果是单数可数名词或不可数名词时，be只能是单数形式is或was;如：There is a book on the desk. There was so1、“就近原则”，即There be 句型中的be 应和其后出现的主语在数上一致，如：There is a book on the desk.桌上有

"there is" 用于表示单数或不可数名词的存在，而"there are" 用于表示复数名词的存在。这两个短语都用于描述某个地Who is coming? Who are they? They're Jenny and Danny. Where are they? They're at the airport. Listen and Answer 1.Who is coming to Canada? Li Ming

╯ω╰ 2. Is there a reading room near the playground? Yes, there is. 操场附近有个阅览室吗？是的。3. Are there any bookcases near the window? No, there aren3.2一般现在时有时可以表示预定的近期将发生的动作或状态，也可用来表示说话时正在进行的动作。例如：Are you free tomorrow? The train starts at 7:50 in the

也可以让几个学生到讲台上表演，然后问同学Whats he/she doing? Is he/she opening the door? What’s he/she doing? He/She is closing the window. What are (一)、there be构成There be 句型，表示的是“某地或某时有某人或某物”，其结构为There be(is,are,was, were )+某物/ 某人+ 某地/ 某时。二)、There