Đáp án B
Kiến thức: Ngữ pháp
* Khi hai mệnh đề trong cùng 1 câu có cùng chủ ngữ (scientists), ta có thể rút gọn 1 mệnh đề mang nghĩa chủ động về dạng V-ing hoặc “having Ved/P2” (nếu hành động xảy ra trước hành động còn lại); rút gọn 1 mệnh đề mang nghĩa bị động về dạng Ved/P2 hoặc “having been Ved/P2” (nếu hành động xảy ra trước hành động còn lại).
Sửa lại: Having been identified → Having identified
Tạm dịch: Đã xác định được nguyên nhân của sự nóng lên toàn cầu, các nhà khoa học đã tìm ra một số giải pháp để giảm tác động của nó.
Read the following passage and mark the letter A, B, C, or D to indicate the correct word or phrase that best fits each of the numbered blanks.
All living things require energy to do the work necessary for survival and reproduction. But what is energy? Energy is simply the ability to do work, (39) ________. work is done when a force moves an object. Let's consider your own needs for a moment. You need energy to turn on and turn off your computer. You need energy to (40) _______ of bed in the morning. And, yes, you need energy to reproduce. So where does energy come from and how do we use it? On Earth, energy ultimately comes from the sun. Plants use the sun's energy to make sugar. Organisms, in turn, use sugar as a (41) ________ of energy to do work. Plants use energy from sunlight to make sugar and oxygen from carbon dioxide and water. The process by which carbon dioxide and water are (42) _______ to sugar and oxygen using sunlight is referred to as photosynthesis. This is an endergonic reaction, meaning energy is required by the reaction. Specifically, energy is required to put the carbon dioxide and the water molecules together to form sugar. Sun (43) _______ the energy needed to drive photosynthesis, and some of the energy used to make the sugar is stored in the sugar molecule.Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The U23 Vietnamese football team's performance has garnered _______ from around the world and shown promise for Vietnam's soccer horizon.Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
He drives me to the edge because he never stops talking.Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
The government is encouraging everyone to save water by not washing their cars.Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Fifty minutes are the maximum length of time allotted for the exam.
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
You don't try to work hard. You will fail in the exam.