$1.$ I was sick, so I didn't go to school.

$*$ Công thức : S + V, so S + V.

$-)$ so (nên) là từ nối 2 vế câu ghép, chỉ hệ quả của hành động vế kia.

$*$ Trans : Tôi bị ốm nên tôi nghỉ học.

$2.$ You should eat less meat and more vegetables.

$*$ Công thức : It will be good if S + V(hiện tại).

$=$ S + should + V_nguyên thể.

$3.$ His hobby is playing computer games in his free time.

$*$ Công thức : S + like/love/... + V_ing.

$=$ Her/His/... + hobby + be + V_ing.

$4.$ I enjoy watching TV in the evening.

$*$ Công thức : S + be + interested in/keen on/... + V_ing.

$=$ S + like/love/enjoy/... + V_ing.'

$5.$ I find learning English important.

$*$ Công thức : S + think + V_ing/smth + be + adj.

$=$ S + find + V_ing/smth + adj.

$6.$ Coffee is my brother's favourite drink.

$*$ Công thức : S + enjoy/love/like/... + smth.

$=$ Smth + be + S$-$'s + smth.

$7.$ How much does a plate of fried rice cost ?

$*$ Công thức : What + be + the price of + smth ?

$=$ How much + trợ động từ + smth + cost ?

$8.$ There are some meat and tofu in this food.

$*$ Công thức : S + have/has + smth.

$=$ There + be + a/an/some/... + smth.

$9.$ Many kinds of food have sugar.

$*$ Công thức : There + be + a/an/some/... + smth.

$=$ S + have/has + smth.

$10.$ Lan's school has a big library.

$*$ Công thức : There + be + a/an/some/... + smth.

$=$ S + have/has + smth.

$11.$ Lan is very good at Maths.

$*$ Công thức : S + learn + smth + well.

$=$ S + be + good at + smth.

$12.$ What about going swimming ?

$*$ Công thức : Why don't + S + V_nguyên thể ?

$=$ What about + V_ing ?

$13.$ What is the date of her birthday ?

$*$ Công thức : When + be + smth ?

$=$ What + be + the date + of + smth ?

$14.$ There are many interesting places in Ha Noi.

$*$ Công thức : S + have/has + smth.

$=$ There + be + a/an/some/... + smth.

$15.$ My younger sister has more toys than my me.

$*$ Công thức : S + have/has + fewer + smth + than + S.

$=$ S + have/has + more + smth + than + S.

$#Mei UwU$