请说明详细语法和理由1there was __ Tv at that time,so we didn't know __ about the world.A not;a lot of B no;little C no;a lot为什么不能选a 呢2there's __ sheep under the tree A a little B little C few D a few为什么不能选d呢3People should sleep __ their windows __ at nightA let,open B with,opening Callow,open Dwith ,open
问题描述：
请说明详细语法和理由
1there was __ Tv at that time,so we didn't know __ about the world.
A not;a lot of B no;little C no;a lot
为什么不能选a 呢
2there's __ sheep under the tree
A a little B little C few D a few
为什么不能选d呢
3People should sleep __ their windows __ at night
A let,open B with,opening Callow,open Dwith ,open
答
1no=not any
A少了any
2a few 一些，有点，修饰可数名词。sheep不可数
3 Callow,open
答
1.a lot of加名词，但题目中第二空后面都已经有介词about了，a lot 也有of了，两个介词不能这样重复。
2.sheep是不可数， a few加可数名词。（不可数名词不是很多，你要背下来）
3.b with....doing 表伴随。另外，这里doing 是主动表被动。
答
1there was __ Tv at that time,so we didn't know __ about the world.A not;a lot of B no;little C no;a lot答案为 C ；如果选A 那么,not +any 2there's __ sheep under the tree A a little B little C few D a ...