Phương trình tổng quát của đường thẳng đi qua hai điểm \(A\left( {3; - 1} \right)\) và \(B\left( { - 6;2} \right)\)là:
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Trong mặt phẳng với hệ tọa độ Oxy , cho tam giác ABC có A2;−1,B4;5 và C−3;2. Lập phương trình đường cao của tam giác ABC kẻ từ C.
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Mệnh đề nào sau đây đúng? Đường thẳng d:x−2y+5=0 :
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Cho đường thẳng d:3x+5y+2018=0 . Tìm mệnh đề sai trong các mệnh đề sau:
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Đường thẳng đi qua , nhận làm véc tơ pháptuyến có phương trình là:
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Đường trung trực của đoạn AB với A1;−4 và B5;2 có phương trình là:
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Phương trình đường thẳng cắt hai trục tọa độ tại A–2 ; 0 và B0 ; 3 là:
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Trong mặt phẳng tọađộ Oxy, cho điểm I(3;4), đường thẳng (d):x – 2y + 4 = 0.Viết phương trình đường thẳng (D) qua I và song song với đường thẳng (d).
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Viết phương trình tổng quát của đường thẳng đi qua 2 điểm A(3 ; −1) và B(1 ; 5)
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Đường thẳng (Δ)đi qua 2 điểm A(−1;1)và B(1;−1)có phương trình tổng quát là:
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Cho
, . Viết phương trình đường trung trục của đoạn .
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Choose a word that has different stress pattern:
technology magazine computer mysterious
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Find a mistake in the four underlined parts of the sentence and correct it:
Normally, the atmosphere at a funeral is solemn and delightful.
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Choose the best answer for the following sentence:
What makes a computer such a _________ device?
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Choose the best answer for the following sentence:
At present the school cannot _________ to buy all the computers itneeded.
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Choose the best answer for the following sentence:
He asked me __________.
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Read the following passage and choose the best answer for each blank:
TRADITIONAL MUSIC AND FOLK MUSIC
The Tech Multimedia Music Dictionary defines traditional music(1)_________ music of the (2)________ people that has been passed on bymemorization or repetition rather than by writing, and has deep roots (3)__________ its own culture. It is still being (4)_______ in this way today.
According to Webster's dictionary, folk music is the "traditional and typically anonymous music that is an expression of the life of the people in a community". People play and sing together rather than watching others (5)___________ .
Folk music is somewhat synonymous with traditional music. Both terms areused semi-interchangeably (6)_________ the general population; (7)__________,some musical communities that actively play (8)_________ folkloric music (seeIrish traditional music and Traditional Filipino music for specific examples), have adopted the term traditional music as a means of distinguishing their music(9)________ the popular music called "folk music", especially the post-1960ssinger-songwriter" genre.
Folk songs are commonly seen as songs that express something about a wayof life that exists now or existed in the past or is (10)__________ to disappear (or insome cases, to be preserved or somehow revived).
Traditional music, folk music, folk songs are very valuable for each cultural community to distinguish it from the others.
1. A. like B. as C. alike D. for
2. A. common B. ordinary C. special D. professional
3. A. from B. at C. in D. on
4. A. passed off B. passed into C. passed away D. passed on
5. A. perform B. make C. act D. do
6. A. between B. amongst C. beside D. within
7. A. although B. thus C. however D. therefore
8. A. life B. alive C. live D. living
9. A. from B. at C. in D. on
10. A. for B. about C. on D. in
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Choose the best answer for the following sentence:
This is the last time I __________ an exercise like this.
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Choose the correct sentence which is built from the words and phrases given:
John Lennon / born / 9 October 1940 / Liverpool / England / rock musician / singer / songwriter / artist/ peace activist //
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Choose the best answer for the following sentence:
What's your __________ subject at school?
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Choose the best answer for the following sentence:
A new hospital ____________ in the area lately.
