-->

90. You had better not eat too many candies.

-> had better=should 

`81`. I wasn't allowed to stay out late when I was young.

`-` S + be + (not) + allowed + to-V: (không) được cho phép làm gì

`82`. How long did your flight from Hanoi to Jakarta last?

`-` How long did + S + last?: diễn ra trong bao lâu

`83`. George is a good chef.

`-` HTĐ: S + am/is/are + (a/an) + adj + N

`84`. Phillip is a hard worker.

`-` HTĐ: S + am/is/are + (a/an) + adj + N

`86`. It will be impossible for them to come on Saturday.

`-` It's impossible + (for O) + to-V

`87`. Their father took a taxi to London last Monday.

`-` Take a taxi to somewhere: đi xe taxi đến đâu

`89`. The heavy rain prevented us from enjoying the trip.

`-` S + prevent + O + from + V-ing: ngăn cản ai làm gì

`90`. You had better not eat too many candies.

`-` S + had better + (not) + V-inf