试一试: ___ a cafe on Moffen Street. (There is / It is / Have) 答案: There is — 表示存在一个东西时，用 There is。"It is" 是说明某物是什么；"Have" 是表示拥有。
There are = 多于一个
表示 两个或更多 时，用 There are。
There are two cafes in Senfarren.
There are three beds in the room.
There are five students here.
试一试: ___ three beds in the room. (There are / There is / It is) 答案: There are — Three beds = 不止一个，所以用 There are。
试一试: ___ four windows in the kitchen. (There are / There is / There be) 答案: There are — Four = 多于一个，所以用 There are。There is 只用于一个的情况。
提问
提问时，把 is / are 放在最前面：Is there...? Are there...?
Is there a bank near here?
Are there two beds?
Is there a problem?
试一试: ___ a bank near here? (Is there / There is / Is it) 答案: Is there — 提问时，is 放最前面：Is there a bank? “There is” 是陈述，不是提问。
There isn't = 一个也没有
表示 一个也没有 时，用 There isn't。（isn't = is not。）
There isn't a cafe here.
There isn't a problem.
There is not a key. = There isn't a key.
试一试: ___ a cafe on this street. (There isn't / There aren't / There no is) 答案: There isn't — 咖啡馆是一个东西，所以用 There isn't。（isn't = is not。）
There aren't = 两个或以上都没有
表示 两个或更多 都不存在时，用 There aren't。（aren't = are not。）
There aren't two beds.
There aren't three chairs.
There are not five cafes. = There aren't five cafes.
试一试: ___ three chairs in the room. (There aren't / There isn't / There not are) 答案: There aren't — Three chairs = 多于一个，所以用 There aren't。（aren't = are not。）
试一试: ___ a desk by the window. (There is / Have / It has) 答案: There is — 要说某个地方存在什么，用 There is。"Have" 和 "It has" 是表示拥有。