Một ca nô dự định đi xuôi dòng từ A đến B rồi quay lại A.Biết vận tốc của ca nô so với nước là 15km/h , vận tốc của nước so với bờ là 3km/h, AB dài 24km.
a)Tính thời gian chuyển động của ca nô theo dự định
b)Tuy nhiên trên đường quay về A, sau khi đi được quãng đường 7,2km thì máy bị hỏng và sau 24' thì sửa xong.Hỏi về A đúng dự định thì sau đó ca nô phải đi với vận tốc bao nhiêu?
Finish each of the following sentences in such a way that it means exactly the same as the sentence before it
1.Cats cannot swim as well as dogs(Better)
2.I get a lot of pleasure from reading cookery books(enjoy)
3.Would you like to play a game of tennis now?(fancy)
4.How much are those trainers?(cost)
5.Which costume do you like better, the Tay's or the Pathen's?(prefer)
Use the correct form of the words in brackets to complete the sentences
1.The storm arrived at the village much(soon)......than we expected
2.My cat is a better pet:she plays much(quiet).....than my big,noisy dog.
3.Many birds fly a long way, but Arctic terns fly the(far)....
4.Do you know that light travels(fast)....than sound?
5.Off all the girls, Hoa did the embroidery the(careful)......
Make questions for the answers, using the cues given
1.the Khmer/have/own language?
-yes, they do
2-farm/this
-it's my uncle's
3-celebarate/your birthday?
-I usually celebrate it at home
4-your summer holiday/countryside?
-Oh,it was very interesting and useful
5-coloured pencils/collect/so far?
-I've collected about 150 of them
I.Put a,an,the in each of the blanks
1.....Viet(or Kinh) people have.....largest population amonh 54 ethnic groups in Viet Nam
2.In......afternoon,my brother and I feed.....chickens and collect their eggs
3.-It's unlucky to light three cigarettes with one match
-That 's only......superstition.Only .....idiot believes in supersitions
4.There is....university and.....English centre in this city
5.I love.....spaceships over there in....corner.Lust look at those flowers!I can's believe they're not real.
II.Read the passage and give the correct form of the verbs in brackrts
Most teenagers like(spend).....time in front of the TV, but is this a good thing?Is TV just a way of avoiding(do).....something more useful?Some people think that most TV programmes are not right for teenagers. "Teenagers need (have)......better programmes," agrees TV producer Erica Johnson."Our TV company promises(make)......educational programmes which teenagers will enjoy(watch)...... "Erica suggests(create)...a special channel for teenagers.Teenagers want(be).....different channel is a good idea.TV is a great way of learning.Teenagers can learn(understand)....the world through television. "What do teenagers think?Emily,13,said"It's a bad idea.We have enough channels already.I would't like(see)....one more. "Erica said,"We are planning(show)....the first programme on this new channel nest spring"
V.Give the correct form of the words given to complete the sentences
1.The Tay people live mostly in the..............regions in the north of Viet Nam. (Mountain)
2.You can taste some..... of the local people sold right there at the open-ari market.(Special)
3.I'm sure you will have an....time when you attend Hoa Ban Festival.(Forget)
4.Do the Cham people live in the.......provinces of the country?(south)
5.The yellow colour of five-coloured sticky rice......Earth(Symbol)
6.Is the........ Of the stilt house on the side?(enter)
7.We like the........songs of the Muong in Hoa Binh.(tradition)
8.Are there many.......festival held by the Viet people in spring?(religion)
9.Thai cloth is famous for being unique,.....and strong.(colour)
10.Y Moan was one of the greatest........of the Ede ethnic group.(art)