cho dạng đúng của động từ trong ngoặc

1. bill said that he.......(lose) his bike

2. I had done all that..........(be)necessary

3. they have found that the road.............(be)very long

4.I saw that I..........(make) a mistake

5.the teacher asked bill why he.........(not/go)to school the day before

6.we find that we .............(make)a wrong way

7. I want to know how long she..........(live) here

8.I didn't know who ............(help) him

9.do you hear what he.........(say)?

10.they believe that the police.........(capture)the thief

1. the department store........(open)6 days a week

2. look!the bus..........(come)I..........(not/want) to miss it

3. are you used to..........(swim)in the sea

4. she........(stay) with her parents at the moment though she........(have) her own flat

5. he used to........(go) to bed early but now he is used to..........(stay)up late

6. would you mind...........(close) the window?

7. he............(fell) happy when he heard the news

8. I would like to talk to mr.smith.I...........(be) here since 7 a.m

9. the children keep..........(talk) about the film they have just seen

10. he thinks that it ..........(rain) tonight

tính giá trị của các biểu thức

a)\(\dfrac{\sqrt[3]{4}+\sqrt[3]{2}+2}{\sqrt[3]{4}+\sqrt[3]{2}+1}\)

b)\(\sqrt{3+\sqrt{3}+\sqrt[3]{10+6\sqrt{3}}}\)

c)\(\dfrac{4+2\sqrt{3}}{\sqrt[3]{10+6\sqrt{3}}}\)

1. when you (come) back, he already(buy)a new house

2. I (hope) it (stop)raining by 5o'clock this afternoon

3. by next month I (leave) for India

4.The film (end) by the time we (get) there

5. we (start) our plan next week

1. when we(take)our exam we'll have a holiday

2.when I(finish)the book I'll lend it to you

3.when we(have)our injections I expect we'll feel awful

4.when I(be)here for a year I'll ask for a rise

5.when Tom (go)I'll tell you a secret

6.I'll bolt all the doors before I(go) to bed

7.My father will be furious when he(see)what you have done

1. I.......(tell) him the news when he .........(come)

2. Give me your phone number. I .......(call) you when I get home

3. He refused to admit that he ...........(steal) that bicycle

4. The house is much smaller than we ...........(think)at first

5. He left us three hour ago. By now he must............(be) at home

6.Columbus gazed at the land that he.............(come) so far to seek

7.It take 5 minutes.........(walk)to his office

8.Have you decided what..........(cook) for dinner?