`6.` Because there was much traffic, we came home late.

`-` Because + S + V, S + V (Bởi vì ...)

`=` Because of + N/V-ing, S + V (Bởi cái gì ...)

`-` heavy traffic jam = much traffic: nhiều giao thông

`7.` Karl is not old enough to enter the competition.

`-` CT: too ... to (quá để làm gì) `⇔` ... enough to (đủ để làm gì):

S + be/V + too + adj/adv + to V  = S + be/V + not + adj/adv + enough + to V

`-` too young `=` not old enough

`8.` We can either play in the park or go to the movies this afternoon.

`-` CT: S + either + V + or + V `->` Ai đó có thể làm việc này hoặc việc kia

`-` can + V-inf: có thể làm gì 

`9.` No other student in my school plays tennis better than Will.

`-` So sánh nhất với TT/trạng từ ngắn: S + be/V + the + adj/adv-est + ...

`-` So sánh hơn với TT/trạng từ ngắn: S1 + be/V + adj/adv-er + than + S2

`-` No other + N: Không có ai khác

`-` V + adv `->` Bổ nghĩa cho danh từ (play tennis 'better')

`10.` You had better not eat too much sugar.

`-` should (not) + V-inf = had better (not) + V-inf: nên làm gì

$6.$ Because there was much heavy traffic jam, we came late.

$7.$ Karl is not old enough to enter the competition.

$8.$ We can either play in the park this afternoon or go to the movies.

$9.$ No other student in my school is as good at tennis as Will.

$10.$ You had better not eat too much sugar.

$----$

$-$ Cấu trúc because:

`->` $Because+S+V, S+V+...$

`->` $S+V+...+because+S+V.$

$-$ Cấu trúc as....as:

`->` Khẳng định (positive):

$S + V + as + adj/ adv+ as + N/pronoun $

`->` Phủ định (negative):

$S + V + not + so/as + adj/adv + N/Pronoun$

$-$ Cấu trúc had better:

$S +$ had better $+ V (infinitive)$

$@giaitoan1234$