1.Jenny has just written a paragrap about benefit of Internet
- A paragraph about benefit of Internet has just been written by Jenny
2.This is the most exciting play I've ever seen
-I have never seen such a more exciting play than this before
3.Did they build the church a long time ago?
-Was the church built a long time ago?
4.Hoa watered flowers and then cooked dinner
-Before cooked dinner, Hoa had watered flowers
5.He hasn't repaint the wall of the house yet
-The wall of the house hasn't been repainted by him yet
6.Paul started doing in the garden 2 hours ago
-Paul has done in the garden for 2 hours
7.I brought a lot of water along the trip to the mountain
-A lot of water was brought by me along the trip to the mountain
8.She hasn't eaten ice-creams for a long time 
-The last time she has eaten ice-creams was a long time ago
9.Mrs.Ha didn't teach her son how to cook
-Mrs Ha's son wasn't taught  how to cook by Mrs.Ha
10.They are watering trees in the school garden
-Trees are watered in the school garden
11.Tom visited his grandparents and then went home
-After Tom had visited his grandparents, he went home
12.When I lived in the countryside,I often swam in the river
-I used to swim in the river when I lived in the countryside

Không ai đăng câu hỏi mới, lại ngồi xem youtube tiếp hoi

Let's go to the cinema, shall we? 
Dùng cấu trúc question tag ạ

quyết tâm đánh giặc, bảo vệ nước, trả thù nhà

3. How do you feel?
- I feel thirsty
4. How do they feel?
- They feel hungry
5. How do the workers feel?
- They feel tired

đề là gì ạ?

1. Where can I buy these electrical appliances?
+ My mother is gifted some electrical appliances by her friends
+ I don't know how to use that electrical appliance.
2. We need to protect our environment
+ I am protected by myself
+ " Please Protect Abraham" is on BBC now
3. I am looking for something else
+ What are you looking for?
+ Hermione is looking for her dictionary
4. Strawberries are plentiful in the summer. (Cambridge dictionary)
+ This once plentiful source of old lotus fruits is rapidly disappearing. (Cambridge English Corpus)
+ The fruits are smooth milkweed pods which split open to spill seeds along with plentiful silky hairs.(babla: )
5. The Aswan High Dam is on the River Nile in Egypt. (Cambridge dictionary)
+ Parts of the dam were washed out by floods in 1880 and 1884.(babla.vn)
+ Built from 1992 to 1998, the dam is 16.3m ft high and 229.5m ft long, storing up to 965000m3 acre feet in its reservoir. (babla.vn)
Những từ mình không chắc đã lấy ví dụ từ điển, mình đã ghi rõ nguồn.

1. We turn on the heater all the time. We have to pay three million dong for elestricity a month.
-> If we didn't turn on the heater all the time, we wouldn't have to pay three million dong for elestricity a month
2. The karaoke bar makes so much noise almost every night. The residents complain to its owner
-> If the karaoke bar didn't make so much noise almost every night, the residents wouldn't complain to its owner
3. She has a headache after work every day. She works in a noisy office.
-> If she didn't work in a noisy office, she would not have a headache after work everyday

đều sử dụng if 2 và 3, có 1 câu if mix 3,2 còn đâu áp dụng cấu trúc là ra

27. unforgetable
câu 31 đổi thành ...if I can give him his guide....
câu 32 thiếu on trong turned on và đổi thành has been turned on vì câu gốc là HTHT
câu 33 rút gọn mệnh đề ok
câu 34 hơi phân vân nhưng mình thấy đúng