1.     He (finish) ……had finished………the work before we (get) …got……back last night.

2.     If he (work ) ……works……hard today, he (can/have) …can he have………a holiday tomorrow?

3.     A lot of people (kill) ……had been killed……before the rescue workers (arrive) …arrived………

4.     The Ring of Fire (believe) …is beleived………(be) is…the most dangerous place with usual volcanic eruptions and earthquakes.

5.     The wildlife (be) ……will be………in danger if we (not care) …don't care…for them.

6.     Unless I have a quiet room I (not be able/do) …won't be able to do……any work.

7.     We (take) ……will take……an umbrella because it (look) …looks……as if it was going to rain.

8.     What noisy neighbor you have got! If my neighbours (be) …are……as bad as yours, I (go) …will go…crazy.

9.     When we (get) …goy……there we could see that they (not expect) …didn't expect…us at all.

10.  All the trapped people in the collapsed building (cry) …were crying…for help when we came.

Put in 'mustn't'or 'don't/doesn't have to:
1.We have a lot of work tomorrow. You....mustn't..... be late.
2.You.....mustn't..... tell anyone what I just told you. It's a secret.
3.The museum is free. You....don't have to....pay to get in.
4.Children.....mustn't.....tell lies. It's very naugthy.
5.John's a millionaire. He....doesn't have to....go to work.
6.I.....don't have to....do my Washington, because my mother does it for me.
7.We....don't have to.....rush. We've got plenty of time.
8.You.....mustn't.....smoke inside the school.
9.You can borrow my new dress but you....mustn't....get it dirty.
10.We......mustn't.......miss the train. It's the last one tonight.
11.She.....doesn't have to.....do this work today,because she can do it tomorrow.
12.I......don't have to.....clear the floor today, because I cleaned it yesterday.
13.We.....mustn't....forget to lock all the doors before we leave.
14.We....don't have to.....stay in a hotel in London, we can stay with my brother.
15.I.....mustn't....spend too much money today. I've only got a little left.
16.They.....don't have to....get up early today, because it's Sunday.
17.I.....mustn't....eat too much cake, or I'll get fat!
18.We...mustn't....be late for the exam.
19.You.....don't have to.....tidy up now. I'll do it later.
20.He....doesn't have to.....cook tonight because he's going to a restaurant.

Chúc bạn học tốt!

1. mình thấy đúng, hình như là bỏ chữ learn about đi

2. each ò chuyển thành each other

3. but chuyển thành and

4. could thành can

5. how do you spend often chuyển thành how often do you spend

1 learn about->learn how to

2 before tests->before the tests

3 but-> and

4 bỏ where

5 how do you often-> how often do you

" Did you ( work ) ......work....hard today ." - yes , i have a lot to do

i (look ) .......look at.......chiristine . do you know where she is ?

it ( get)..........gets......dark . shall i tủn on the light ?

There is a lot of work to do.

there are 6 children ( sao câu này viết lại thành number .. đc nhỉ bn xem lại hộ mình )

đề bài đúng rồi bn ạ 

Ngu Tự nghĩ giai câ 1 thoi "get to work by bike

Ai nhanh thì mình k cho néh

1. D. hadn't hadto.

2 D. needn't
3. will be finishedhed.

4 D. look afterr.

5. C.. to operate

in physics, we have a lot of . . . . . . . . . . . .

A.books - to have

B.home work - to do

C.science - to study

D.vocabulary - to play

in physics, we have a lot of . . . . . . . . . . . .

A.books - to have

B.home work - to do

C.science - to study

D.vocabulary - to play

Has

Isn't talking / watching

Has

did/do

do

Đúng cho xin k còn  sai thì ...

\(\text{My father ...has... a lot of work to do every weekend}\)
\(\text{The girls ...isn't talking... now. All of them ...are watching... a film}\)
\(\text{She can't talk to you. She ...is having... a shower}\)
\(\text{What ... has... she ...already done... ?}\)
\(\text{We should ...do... morning exercises}\)

My birthday party was lot of fun. My friend.........it ( repeated / enjoyed / had / sang ). Mai has a lot of friends. Last Sunday she ..........them to her birthday party. ( returned / complete / invited / played ). To remember English words , I listen and...........them a lot of time. ( Complete / finish / begin / repeat ). I travelled from Ha Noi to Bangkok, Thailan by............. ( horse / bicycle / underground / plane ). They didn't.......... on a trip to their hometown yeterday because it rained heavil. ( travel / have / go / get ). My friend live in 32 flat on the.........floor of Ha Noi Tower. ( five / fif / fiveth / fifth ). We...........go to the cinema at the weekends. ( one / two / twice / sometimes ). I always get ........after brushing my teeth and washing my face. ( lunch / up / dressed / on ). He ...........his homework last Sunday, but today he left it at home. ( returned / completed / started / enjoyed ). Yesterday, school finished at 4.50 p.m. We .........home at 5.15 p.m ( returned / invited / cooked / played )

My birthday party was lot of fun. My friend.........it ( repeated / enjoyed / had / sang ). Mai has a lot of friends. Last Sunday she ..........them to her birthday party. ( returned / complete / invited / played ). To remember English words , I listen and...........them a lot of time. ( Complete / finish / begin / repeat ). I travelled from Ha Noi to Bangkok, Thailan by............. ( horse / bicycle / underground / plane ). They didn't.......... on a trip to their hometown yeterday because it rained heavil. ( travel / have / go / get ). My friend live in 32 flat on the.........floor of Ha Noi Tower. ( five / fif / fiveth / fifth ). We...........go to the cinema at the weekends. ( one / two / twice / sometimes ). I always get ........after brushing my teeth and washing my face. ( lunch / up / dressed / on ). He ...........his homework last Sunday, but today he left it at home. ( returned / completed / started / enjoyed ). Yesterday, school finished at 4.50 p.m. We .........home at 5.15 p.m ( returned / invited / cooked / played )