HOC24
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Môn học
Chủ đề / Chương
Bài học
They decided to cut down their carbon footprints. They were praised for that.
A. They were praised for having decided to decrease their carbon footprints.
B. They were not punished for having decided to decrease their carbon footprints.
C. Unless they decided to cut down their carbon footprints, they were praised for that.
D. If they decided to cut down their carbon footprints, they would be praised for that.
Tại sao để thực hiện quyền bình đẳng giữa các dân tộc, Nhà nước cần quan tâm đến các dân tộc thiểu số có trình độ phát triển kinh tế - xã hội thấp?
Chúng ta có thể làm gì để phòng ngừa các bệnh ung thư?
Read the following passage, and mark the letter (A, B, C or D) on your answer sheet to indicate the correct word (s) for each of the blanks.
From the seeds themselves to the machinery, fertilizers and pesticides -The Green Revolution regimen depends heavily on technology. One (4) , however , depends much(5) on technology - organic farming . Many organic farmers use machinery, but (6) chemical fertilizers or pesticides .(7) chemical soil enriches , they use animal manure and plant part not used as food - natural, organic fertilizers that are clearly a renewable (8) .Organic farmers also use alternatives (9) pesticides ; for example they many rely on natural predators of certain insect pets.(10) the need arises ; they can buy the eggs and larvae of these natural predators and introduce them into their crop fields . They use(11) techniques to control pests as well , like planting certain crops together because one crop repels the other’s pests . Organic farmers do not need a lot of land ; (12) ,organic farming is perfectly (13) to small farm and is relatively inexpensive .Finally , many organic farmers’ average yields compare favorably with other farmers’ yields.
Điền vào ô 7
A . substance
B. source
C. matter
D. resource
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
I’d rather_____in the field than________home.
A. to work- to stay
B. work - stay
C. working - staying
D. worked- stayed
Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29. Fill in the appropriate word in question 26
Choosing clothes can be difficult. Some people want to be fashionable, but they don’t want to look
exactly like everybody else. Not all clothes are (25) _________ for work or school, perhaps because
they are not formal enough, or simply not comfortable. It is easy to buy the (26) _________ size, and
find that your trousers are too tight, especially if you are a little bit overweight. Very (27) _________ clothes make you feel slim, but when they have shrunk in the washing machine, then you have the same problem! If you buy light cotton clothes, then they might not be (28) ___________ enough for
winter. If your shoes are not waterproof and if you aren’t (29) __________ for the cold, you might look
good, but feel terrible!
A. wrong
B. mistake
C. false
D. error
Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s} in each of the following questions.
They were forced to leave as part of a government drive to expel illegal immigrants.
A. depart
B. welcome
C. help
D. facilitate
Este khi thủy phân trong môi trường kiềm thu được hai muối là
A. CH3COOC2H5
B. C6H5COOCH3
C. HCOO-CH2-C6H5
D. HCOOC6H5
Một con lắc lò xo treo vào một điểm cố định, dao động điều hòa theo phương thẳng đứng với chu kỳ 2,4 s. Trong một chu kỳ, nếu tỉ số của thời gian lò xo giãn với thời gian lò xo nén bằng 2 thì thời gian mà lực đàn hồi tác dụng lên vật ngược chiều lực kéo về là
A. 0,4 s
B. 0,2 s
C. 0,3 s
D. 0,1 s