`I.` 

`1.` Vinh really enjoys hanging out with friends. 

`-` like + to V `=` enjoy + V-ing: thích làm gì đó

`2.` It is very interesting to build doll houses.

`-` V-ing + O + tobe + adj

`->` It + tobe + adj + to V

`3.` It's better to avoid spending too much time on computer games.

`-` It is not a good idea + to V

`->` It's better to avoid + V-ing

`4.` My parents wants me to learn something interesting.

`-` insist sb on + V-ing `=` want sb + to V: muốn ai đó làm gì đó

`5.` Jenny dislikes cooking.

`-` find + V-ing + boring `=` dislike + V-ing: không thích làm gì đó

`6.` I really enjoy going fishing in the rural areas.

`-` V-ing + O + tobe + enjoyable

`->` S + enjoy + V-ing: Ai đó thích làm gì đó

`7.` He used to be into surfing the Net.

`-` S + used to + V(bare): Ai đó từng làm gì đó

`8.` Let's take a break and relax for a while.

`-` Why don't we + V(bare)? `=` Let's + V(bare)

`9.` I'm interested in collecting birthday cards.

`-` find + V-ing + interesting `=` be interested in + V-ing: thích làm gì đó

`10.` She prefers messaging friends to watching TV.

`-` like + V-ing + more than + V-ing `=` prefer + V-ing + to + V-ing: thích làm gì đó hơn làm gì đó

`11.` Both your mind and body can be affected by playing video games.

`-` Câu bị động: Với động từ khuyết thiếu (can): `(+)` S + can + be + V3/ed + (by O)

`12.` Would you mind helping me with this exercise?

`-` Do/Would you mind + V-ing?: Bạn có phiền khi làm gì đó không?

`13.` Don't get too attached to your smartphone or you won't have time for your family.

`-` Câu điều kiện loại 1: If + HTĐ (S + V-s/es), S + will/can/may/... + (not) + V(bare)

`->` Don't + V(bare) + or + S + will/can/may/... + (not) + V(bare)

`14.` The film "Avatar" lasts more than two hours.

`-` last more than: kéo dài hơn

`-` Thì HTĐ: `(+)` S + V(s/es)

`15.` She's crazy about hanging out with friends on Saturday evening.

`-` like + V-ing `=` be crazy about + V-ing: thích làm gì đó

`16.` She only lets her children watch television at weekends.

`-` allow sb to do sth `=` let sb do sth: cho phép ai đó làm gì đó

`17.` Would you mind helping me with this box?

`-` Do/Would you mind + V-ing?: Bạn có phiền khi làm gì đó không?

`18.` DIY skills are easier to learn than I think.

`-` So sánh hơn: Với tính từ ngắn: S1 + tobe + adj + -er + than + S2

`19.` Who will look after the garden while you are away?

`-` take care of sb/sth `=` look after sb/sth: chăm sóc ai/cái gì đó

`20.` Shall we go cycling this afternoon?

`-` How about + V-ing? `=` Shall we + V(bare)?

`21.` What's your favorite leisure activity?

`-` What + N + do/does + S + like most? `=` What's + TTSH + favorite + N?

`II.`

`1.` I fancy going camping with my close friends.

`-` be interested in + V-ing `=` fancy + V-ing: thích làm gì đó

`2.` She detests talking with him about what he likes.

`-` S + can't bear + V-ing

`->` S + detest + V-ing: Ai đó cực kỳ ghét làm gì đó

`3.` My younger brother enjoys watching historical films.

`-` enjoy + V-ing: thích làm gì đó

`-` Thì HTĐ: `(+)` S + V(s/es)

`4.` I don't mind picking her up to the cinema.

`-` not mind + V-ing: không phiền khi làm gì đó

`-` Thì HTĐ: `(-)` S + don't/doesn't + V(bare)

`5.` Mr Pike is fond of water polo.

`-` be a big fan of sth `=` be fond of sth: thích cái gì đó