Tìm x biết \(|^1_2x+3|=\dfrac{2}{5}\)

Một khu vườn hình chữ nhật có chiều rộng là \(23\dfrac{1}{4}m\)chiều dài hơn chiều rộng là \(7\dfrac{1}{2}m\) Biết ng ta bớt lại 1 phần đất để làm cổng đi vào vườn và cổng có chiều rộng là\(2\dfrac{4}{5}m\) a)Tính chiều dài tg bao quanh khu vườn b) Tính dt khu vườn

II. Choose the word or phrase that best completes each unfinished sentence.

1.   If someone                                    into the store, smile and say, “May I help you?”

      A. comes                     B. came                       C. will come                D.wouldcome

2.   If you                    all of my questions, I                          anything to help you.

      A. don’t answer / can’t do                              B. didn’t answer/ won’t do

      C. wouldn’t answer/ can’t do                         D. wouldn’t answer/ couldn’t do

3.   “Here’s my phone number.” - “Thanks,I              youacallif I                  some help.”

      A. will give / will need                                    B. would give/ needed

      C. give/need                                                    D. will give/ need

4.   The teacher was absent today, so the class was canceled. If she                         absent again tomorrow, class                   tomorrow, too.

      A. is / will cancel                                             B. is/ will be canceled

      C. was / would be canceled                            D. was/ would cancel

5.   I won’t lend you this money                     you promise to pay it back.

      A. in case                    B. if                             C. otherwise                D. unless

6.                     there are some more ideas, we can end the meeting now.

      A. Unless                    B. If                            C. As if                       D. In case

7.   “It’s really raining.”“Yes. If the weather  , we’ll have to camp somewhere else.

      A. would get worse                                        B. might get worse

      C. gets worse                                                  D. should get worse

8.   If anyone               ,                        him I                back at 9 o’clock.

      A. calls / tell / will be                                      B. called / telling / would be

      C. is calling / tells / am                                    D. will call / to tell / am

9.   If she asks for money, I                 her.

      A. will give                 B. gave                        C. would give             D.would have given

10. If I                         this exam, I’ll go to the university next summer.

      A. pass                        B. to pass                    C. had passed              D. passed

11.                   more information, please telephone our main office.

      A. If you will need                                         B. Should you need

      C. You should need                                        D. If you needed

12. If Jack refuses to help, we                        manage without him.

      A. have to                                                       B. will have to

      C. had to                                                         D. are having to

13. I cannot buy a new computer                   I save enough money.

      A. if                             B. even if                    C. unless                      D. as if

Complete the second sentence in such a way that it has the same meaning as the first one.

1.''People won't have traffic jams in the future'', she said.

=>She said that_________________________________

2.She asked the man,'Do you live here?'

=>She asked the man________________________________

3.They will raise money for the victims of the flood.

=>Money_________________________________________

4.Work hard or you can't pass the exam.

=>If you_______________________________________

5.He finished the word, and then he went to bed.

=>After he_______________________________________-

Viết lại câu

1. ''You don't study hard, I think you will fail the next room'' Nam's father said to him

=> Nam's father suggested

2. ''Why do you like to buy handicrafts as souvenirs?'' the son asked his father.

=> The son asked

3. Despite the cold weather, the boys went swimming in the lake near the city centre. 

=> Although

Viết lại câu

1. ''What about clean up your room today,my son?''

=> My Mon suggested

2. Justin said, ''I'll do it tomorrow,Mom''

=> Justin said to

3. Because of her carelessness, Lan broke the glass.

=>  Because Lan

Câu 1 : Hoàn thành các câu sau.

He said to me”I haven’t finished my work”

”What are you talking about?”said Mr.Huong

”Don’t talk in class”, Mr.Huong said to us

1.Is your sister interested in DIY inher free time?

->Your sister 

2. If that girl doesn't study harder she will fail the eaxam

->Unless

3.My father started to give up smoking last year

->My father has

4.What will you give your brother on his birthday

->Mary wanted to know

5.The flight to HCM city lasted one hour and a half

->It took