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1.have studied/studied
2.have studied/studied
3.have never watched/ watched
4.watched /have watched
5.were travelling
6.were travelling
7.have had
8.have read
9.had
10.have had
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1 This time on Monday he will be driving to work
2 This time on Monday she will be teaching in her class
3 This time on Monday Linh will be having a history lesson
4 This time on Monday his grandmother will be seeing a doctor
5 This time on Monday Hung will be playing football with his club members
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1 I decided to talk with her face-to-face so that we could understand each other more easily.
2 Nowadays,people tend to use Facebook, Twitter and other social networks more than other traditional forms of communication.
3 The Internet will be keeping for its superior roles in communication in the next decades.
4 She refused to have a direct talk with me, and she asked me to chat on Yahoo messenger.
5 Messaging is convenient sometimes, but it easily causes confusion or misunderstanding.
1, I decided to talk with her face-to-face so that we could understand each other more easily.
2, Nowadays,people tend to use Facebook, Twitter and other social networks more than other traditional forms of communication.
3, The Internet will be keeping for its superior roles in communication in the next decades.
4, She refused to have a direct talk with me, and she asked me to chat on Yahoo messenger.
5, Messaging is convenient sometimes, but it easily causes confusion or misunderstanding.
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1 Mary enjoys listening to music on the radio
2 I don't mind doing washing up
3 She advised me to see a doctor as soon as posible
4 At last they decided renting an apartment
5 Would you mind posting this letter for me?
6 We plan to go to Europe this summer
Mary enjoys listening to music
I don't mind doing washing up
She advised me to see the doctor as soon as possible
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1 correspondence
2 disconnected
3 advantageous
4 addicted
5 inventions
1.correspondence
2.disconnected
3.advantageous
4.addicted
5.inventions
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\(M=x^4-4x+7=\left(x^2-4x+4\right)+3=\left(x-2\right)^2+3\ge3\)
\(minM=3\Leftrightarrow x=2\)
\(P=x^2-6x+y^2-2y+12=\left(x^2-6x+9\right)+\left(y^2-2y+1\right)+2=\left(x-3\right)^2+\left(y-1\right)^2+2\ge2\)
\(minP=2\Leftrightarrow\)\(\left\{{}\begin{matrix}x=3\\y=1\end{matrix}\right.\)
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EX3
1. Which
2. How many
3. What
4. Whose
5. Where
6. How often
7. Who
8. How far
9. What
10. When
EX4
1. Who is a member of the Thai?
2. How many festivals in a year the Khmer have?
3. Which is the smallest ethnic group in Vietnam?
4. What is the biggest festival of Khmer people?
5. Where we can find terraced fields?
6. How far from Ho Chi Minh city to Bom Bo village?
7. Why they built their houses on stilts?
8. What is the population of the Tay ethnic group?
9. How long the Tay have live in Vietnam?
10. Where the M'nong mainly live?