Bài 1:Cho tam giác vuông tại A, có AB=8cm, AC=6cm
a)Tính độ dài cạnh AC
b)Tia phân giác của góc B cắt AC tại D, vẽ DE vuông góc BC tại E.Chứng minh: Tam giác ABD= tam giác EBD
c)Đường thẳng DE cắt đừng thẳng AB tại F. Chứng minh tam giác BFC cân
d)So sánh 2 đoạn thẳng DA và DC
Mình cảm ơn nhiều ạ :3
Bài 7: Chuyển các câu hỏi trực tiếp dạng Wh-questions dưới đây thành câu hỏi gián tiếp.
Ví dụ: Who is this flower for? →Mary asks Peter who that flower is for.
1. “What’s your name? ” The officer asked Sam
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2. “How could you drive here in this storm?” Linda asked the writer
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3. “Why are you wearing this awful shirt?” The boss asked Mr Grey
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4. “When will the lunch be ready?” Tina asked her mum
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5. “How did you try to cope with this problem? ” The psychologist asked Sylvie.
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6. “When did you find this great book? ” The teacher asked Jack
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7. “Where are you from? ” Mike asked Sam
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8. “How many apples have you eaten today?” Mum asked Paul
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9. “What can I do for you? ” The greengrocer asked Mrs Hill
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10. “Where is my tie? ” Dad asked the children.
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Bài 8: Chuyển các câu hỏi trực tiếp dưới đây thành câu hỏi gián tiếp.
1. “Have you done your homework yet, Peter?”
Mum wanted to know ............................................................................................................
2. “Where are you going to spend your holiday this summer, Sue?”
Mary asked Sue .........................................................................................................................
3. “Do you know how long it is from London to Cambridge?”
Tom asked me ........................................................................................................................
4. “Will you phone me as soon as you arrive in Oxford, Carol?”
Cindy asked Carol if ..................................................................................................................
6. “How much does the ticket for the concert cost? ”
Father wanted to know ..............................................................................................................
7. “Can you help me with the housework tomorrow, Linda?”
He asked Linda ......................................................................................................................
8. “What time does the new TV series begin tonight?”
Terry asked ................................................................................................................................
9. “Are you going to buy a new computer next month, Lewis?”
I wanted to know ...................................................................................................................
10. “When has Tim started working this morning?”
Mr. Smith asked his secretary ...................................................................................................
11. “Is Sue coming to the library with you, Paul?”
Tina asked Paul .............................................
Bài 2: Sắp xếp các từ đã cho thành câu đúng.
1. airport/He/be/the/waiting/us/may/at/for.
2. might/John/your/come/party/to.
3. room/I/the/May/leave?
4. your/I/May/eraser/use/,/please/?/Yes/,you/course/of/may.
5. that/touch/Don’t/ write/it/be/because/dangerous/might.
6. is/No One/to/go/allowed/into/building/that/,/may/go/you/not/inside/.
7. applying/is/for/the/a/He/job/at/university/,/get/he/it/might
8. yesterday/Sheila/go/sick/work/didn’t/,/to/she/be/might/.
9. bomb/may/it/a/be
10. put/I/the/May/on/TV?
Mình đang cần gấp ạ :<
Complete the sentences with the words in the box
conference connecting conversations email online post share signal telepathy texting
1. I cannot contact her by mobile phone – the network ______________is so weak here.
2. We’ll ___________an article next week revealing the results of the experiment.
3. For more information about the English courses, please ________________me at:
nguyenanson@gmail.com
4. We had a video ________________ yesterday. Mr. Taylors joined us from Australia, and Ms. Young from Canada.
5. Today there are many different ways to communicate_____________, including social networking,
chat, VoIP and blogging.
6. The supposed process of communicating through means other than the senses, as the direct
exchange of thoughts is called________________.
7. Chat and instant messaging programmes allow you to have ___________with your friends
or just write them a quick note.
8. Twitter lets you _____________brief messages (or “tweets”) with the entire worlds or with just your circle of friends.
9. The Internet isn’t just about finding information. It’s about _____________with friends, family
and people you’ve never met before.
10. What’s she ____________here? I cannot understand this shorthand.
Use the words given and other words, complete the second sentence so that it has a similar meaning to the first sentence. Do not change the word given. (Use 2 – 5 words in total)
1. Don’t miss seeing the Opera House when you are in Sydney. forget
Don’t ________________the Opera House when you are in Sydney.
2. There will be a discussion about the possibility of using video chatting at this time next week. discussing
They ___________________the possibility of using video chatting at this time next week.
3. It’s a pity I don’t have a smart phone now. wish
I _________________ a smart phone now.
4. Landline telephones are predicted not to be used in 2030. using
People _______________landline telephones in 2030.
5. I don’t feel like chatting online at the moment. prefer
I’d ___________________ at the moment.
1. By/age/of/twelve/Jim/be/able/to/speak/English/fluently.
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2. She/gain/a lot of/working/experience/before/she/apply/for/that/job.
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3. We/be/great/troubles/because/we/spend/all/the/money.
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4. My father/know/well/about/London/because/he/be/there/many/times.
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5. My friend/study/Japanese/before/she/move/to/Japan.
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6. Peter/own/a/big/house/for/10 years/before/he/move/to/countryside.
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7. Where/you/live/before/1954?
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8. Our team/encounter/many/obstacles/before/we/succeed.
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9. Cindy/be/sick/until/she/stop/eating/junk food.
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10. I/be/in/Canada/for/7 years/before/I/move/to/America.
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