`1.` They've finished doing their homework.

`-` finish + V-ing: hoàn thành việc gì

`-` HTHT

`+` S + have/has + V3/ed

`2.` Would you mind helping me with this work?

`-` Would you mind + V-ing + ...?

`+` Bạn có phiền ______ không?

`3.` Must this test be finished on time?

`-` Bị động modal verbs

`+` S + modal verbs + be + V3/ed

`4.` We made a big cake for our children yesterday evening.

`-` yesterday evening `->` QKĐ

`+` S + V2/ed

`5.` If it doesn't rain tomorrow, I will go camping with my friends.

`-` Câu điều kiện loại `1` (Có thể xảy ra ở hiện tại hoặc tương lai)

`+` If + S + V(s/es), S + will/can/may/.. + V

`6.` Why don't we go to Sapa on our vacation?

`-` Why don't + S + V + ...?

`+` Tại sao không ________ ?

`7.` Daisy is cooking some food at present.

`-` at present `->` HTTD

`+` S + am/is/are + V-ing

`8.` The police asked him where he was staying now.

`+` S + asked (sb)/wanted to know/wondered + Wh-questions + S + V(lùi thì)

`-` Câu tường thuật (Yes/No questions)

`-` Lùi thì: HTTD `->` QKTD

`-` now `->` then (Mà từ cho là 'now' thì cứ giữ nguyên nhé :') )

`9.` It's very kind of you to invite me to the party.

`-` It's kind of sb + to V: ai đó tốt bụng khi làm gì

`10.` This is the first time Thomas has travelled to Viet Nam.

`-` This is the first/second/... + time + S + have/has + V3/ed

`+` Đây là lần thứ mấy ai đó làm gì

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$\color{yellow}{\lll \text{NhatHuy}
\color{orange}{\text{ThichChoiLiqi} \ggg}}$

`color{red}{#Kid}`