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Tổng là:

   80 +20 = 100

      Đáp số:100

VI. Fill in the blanks with the correct prepositions

37. We always go……….…the city center…….……our own car.

38. I’d like to stay……….…home tonight. Is there anything interesting…….……T.V?

39. The Red River flows…..……..the Gulf of Tonkin.

40. John is often late…….……school but I’m always early.

41. Let’s listen…….……some music……….…the radio.

anime khung cảnh

C : 100

L : 50

CC:200

D : 500

M : 1000

Đây là dạng toán Tổng tỉ , ta có tổng là 80 và tỉ số là 9/7 .

Tổng số phần bằng nhau là : 9 + 7 = 16 ( phần )

Mẫu của phân số là : 80 : 16 x 7 = 35 

Tử số của phân số là : 80 - 35 = 45 

Mẫu số là 35 , tử số là 45 . Vậy phân số đó là \(\frac{45}{35}\).

Đ/S : \(\frac{45}{35}\)

IV. Write the correct form of the words given in capital letters write the answers in the box

21. Her birthday is on the……….…of September. (TWENTY)

22. There are five…….……in the kitchen. (KNIFE)

23. There are a lot of interesting…….……in the summer. (ACT)

24. It was the bird’s first ____________________ from the nest. FLY

25. Yesterday we spent a ____________________ afternoon by the river. PEACE

26. They often play sports. They are very…….…… (SPORT)

27. She’s a good student but she lacks ____________________ . CONFIDENT

28. Stephen Biko was an ____________________ supporter of the peace movement. ENERGY

29. In my……….…, there is a market, a clinic, a post office and a supermarket. (NEIGHBOR)

30. Air…….……is a big problem in the big cities. (POLLUTE)