$Bài$ `3.`

`1.` Is there a computer `?` Yes, there is.

`2.` Is there a radio `?` No, there isn't.

`3.` Are there any children `?` Yes, there are.

`4.` Are there any armchairs `?` No, there aren't.

$Bài$ `4.`

`1.` There is a bike in front of the house.

`2.` There are some apples in the fridge.

`3.` There isn't a chair in this room.

`4.` There aren't any books on my desk.

`\text{__________________________________}`

$Công thức$

`There` `is` `+` $a/an$ `+` `N` `+` `O`
`There` `isn't` `+` $a/an$ `+` `N` `+` `O`
`Is` `there` `+` $a/an$ `+` `N` `+` `O` `?`
`There` `are` `+` `some` `+` `plural` `noun` `+` `O`
`There` `aren't` `+` `any` `+` `plural` `noun` `+` `O`
`Are` `there` `+` `any` `+` `plural` `noun` `+` `O` `?`

`#` $January$

There is

(+) There is + a/an + N số ít

(-) There isn’t + a/an + N số ít

(?) Is there + a/an + N số ít?

→ Yes, there is

→ No, there isn’t

There are

(+) There are + số lượng  + N số nhiều

(-) There aren’t + any + N số nhiều

(?) Are there + any + N số nhiều?

→ Yes, there are

→ No, there aren’t

----------------------------------------------------

a/an + N số ít, đếm được 

a dùng khi đứng đầu là các phụ âm

an dùng khi đứng đầu là các nguyên âm (U,A,O,E,I)

some + N số nhiều / N không đếm được 

some dùng cho câu khẳng định và câu lời mời (Would you like..?)

any + N số nhiều / N không đếm được 

any dùng cho câu phủ định và câu hỏi

----------------------------------------------------

EX3:

1. Is there a computer? Yes, there is 

2. Is there a radio? No, there isn't.

3. Are there any children? Yes, there are.

4. Are there any chairs? No, there aren't.

EX4:

1. There is a bicycle in front of the house.

2. There are some apples in the fridge.

3. There isn't an armchair in this room.

4. There aren't any books on my desk.

`color{orange}{~LeAiFuRuiHuiBao~}`