giúp em với mọi người ơiiiiii

`10.` They could not play tennis because there were not tennis balls.

`-` could not V-inf : không thể làm gì

`-` S + V because S + V ( nguyên nhân - kết quả )

`11.` The weather in the spring is better than in the summer.

`-` So sánh hơn TT ngắn : S + tobe + adj-er + than + S2

`12.` How many bottles of water did you buy yesterday ?

`-` QKD : (Wh) + did + S + V-inf + ... ?

`-` How many + N-số nhiều.

`13.` My sister is younger than me.

`14.` The situation is worse than it was last year.

`15.` The tigers are the most dangerous animals in the zoo.

`-` So sánh nhất TT dài : S + tobe + the + most + adj + ...

`16.` July is the hottest month in my country.

`-` So sánh nhất TT ngắn : S + tobe + the + adj-est + ...

`17.` Monday is the worst day in the week.

`-` TH đặc biệt : bad `->` the worst

`18.` Jayden is the best student in my class.

`-` TH đặc biệt : good `->` the best

`19.` This is the first time she has cried.

`-` CT : This is the first time + S + have/has + Vpp

`20.` I hate flying so I usually travel by train.

`-` hate V-ing : ghét làm gì

`9.`

$\text{Form:}$

`+)` There are + N(số nhiều)

`+)` some + N(số nhiều)

`->` There are some ghosts in the haunted house.

`10.`

$\text{Form:}$

`+)` could + V(inf)

`+)` Clause + because + clause

`->` They could not play tennis because there are not tennis balls.

`11.`

$\text{Form:}$

`+)` S1 + be + adj-er + than + S2

`->` The weather in the spring is better than in the summer.

`12.`

$\text{Form:}$

`+)` How many + N(số nhiều)

`->` How many bottles of water did you buy yesterday?

`13.`

$\text{Form:}$

`+)` S1 + be + adj-er + than + S2

`->` My sister is youger than me.

`14.`

$\text{Form:}$

`+)` S1 + be + adj-er + than + S2

`->` The situation is worse than it was last year.

`15.`

$\text{Form:}$

`+)` S + be + the most + adj + O

`->` The tigers are the most dangerous animals in the zoo

`16.`

$\text{Form:}$

`+)` S + be + the + adj-est + O

`->`  July is the hottest month in my country.

`17.`

$\text{Form:}$

`+)` S + be + the + adj-est + O

`->` Monday is the worst day in the week.

`18.`

$\text{Form:}$

`+)` S + be + the + adj-est + O

`->` Jayden is the best student in my class.

`19.`

$\text{Form:}$

`+)` This is first time + S + have/has + V(PII) + adv/O

`->` This is the first time she has cried.

`20.`

$\text{Form:}$

`+)` hate doing sth

`+)` so + clause

`->` I hate flying, so I usually travel by train.