Cho hai gương thẳng vuông góc với nhau và một điểm sáng S đặt trước hai gương như hình vẽ dưới đây. Số ảnh của S đc tạo bởi hệ hai gương là?

VIII. Viết lại các câu sao cho vẫn giữ nguyên nghĩa

69. My father usually drives to work
=> My father usually ____________________________________________________________
70.  How much are your shoes?
=> What ______________________________________________________________________
71. The living-room has a television, a table and 4 armchairs.
=> There ______________________________________________________________________
72. How long does it take you to finish your homework?
=> How long do ________________________________________________________________
73. My brother is a more careful cyclist than my sister.
=> My sister doesn’t_____________________________________________________________
74. My cousin speaks persuasively (thuyết phục) 
=> My cousin is_________________________________________________________________
75. Peter doesn’t study as well as Mary
=> Mary is_____________________________________________________________________
76. Are there a lot of flowers and trees in the park? 
=> Has________________________________________________________________________
77. These are Mr. Parker’s houses
=> These houses________________________________________________________________
78. They spend five hours a day painting the house.
=> It _________________________________________________________________________
79. It will take her the whole month to draw the picture
=> She________________________________________________________________________
80. It is very interesting to read this kind of book.
=>Reading_____________________________________
81. Cooking for a lot of people at the same time is tiring
=> It is________________________________________________________________________
82. It’s disgusting to eat this kind of food with bananas.
=> Eating _____________________________________________________________________
83. Watching the film at the cinema is horrifying.
=> It _________________________________________________________________________

Một trong những biện pháp để hạn chế ô nhiễm không khí ở đới ôn hòa là

hạn chế phát triển công nghiệp để giảm bớt lượng khí thải.

kêu gọi các nước kí nghị định thư Ki-ô-tô nhằm cắt giảm lượng khí thải.

thành lập các hiệp hội khu vực hạn chế sự phát triển nông nghiệp.

kí hiệp định thương mại tự do nhằm hạn chế ô nhiễm không khí.

Mỗi câu sau đây có MỘT lỗi sai, hãy tìm và sửa lỗi sai đó

28. The Browns is travelling to Ho Chi Minh City by train now.                                     ……………………………

29. There are few students in my class than her class.                                                      ……………………………

Cho dạng đúng của tính từ trong ngoặc (SO SÁNH HƠN hoặc SO SÁNH HƠN NHẤT).

34.  This is (interesting) _______________________________________ book I have ever read.

35.  A holiday by the sea is (good)___________________________________ a holiday in the mountains.

36.  It sounds strange (kỳ lạ) but a coke is often (expensive) ____________________________________ a beer.

37.  Who is (rich)____________________________________ woman on earth?

38.  The weather this summer is even (bad) ____________________________________ last summer.

39.  He is (clever)___________________________________ thief of all.

40.  My father is heavy. My uncle is (heavy)________________________________________ my father.

41.  The test in Geography is easy, but the test in Biology is (easy)___________________________________ 

42.  Florida is sunny. Do you know (sunny) _____________________________________ place in the USA?

43. We only have little time for this exercise, but in the examination we'll have even (little)_______________________ time.