Which of the followings affect an ecosystem as the whole?
A. Groundwater contamination
B. Air contamination
C. Surface water contamination
D. Soil contamination
Đáp án đúng là: C
Giải thích:
Dựa vào câu: Changes in the water chemistry due to surface water contamination can affect all levels of an ecosystem.
Dịch: Những thay đổi về hóa học nước do ô nhiễm nước bề mặt có thể ảnh hưởng đến tất cả các cấp của hệ sinh thái.
New digital media forms are more personal and social as they allow people to connect each other and their experiences.
The lecture started. Right after that, I entered the lecture hall.
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.
Launched by the federations and foundations, Group’s brands find local expression thorough the promotion of social solidarity and culture.
It is hard to linguists to draw the line between languages and dialects.
Last night, a tornado swept through this village. It everything in its path.
Those who don’t get their colleagues are sometimes isolated at their jobs.
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 46 to 50.
Left-handers are the odd ones out. Sure, lefties (46) up about 10 percent of the population - but, frankly, it seems like society has forgotten about them. Just consider all of the right-handed gadgets, awkwardly designed desks, and cooking tools that fit comfortably only in your right hand. What (47) someone to become a lefthander? Scientists aren’t exactly sure, but research points to a complex (48) between genes and environment. While no exact set of “leftie genes” have been discovered, people who dominantly use their left hands do have more left-handed family members. And researchers have found different brain wirings in righties vs. lefties. But no matter (49) it is that drives someone to use their antipodal paw, science has also uncovered a particular set of personality traits that left-handed people tend to have. So for all of you lefties, leftie-loving righties, and ambidextrous folks out there - it’s time to brush up on your left-handed knowledge and help (50) an end to leftie discrimination once and for all.
Left-handers are the odd ones out. Sure, lefties (46) up about 10 percent of the population - but, frankly
People donated a lot, so the victims of the tsunami are now able to overcome difficulties.
But no matter (49) it is that drives someone to use their antipodal paw
Cindy wanted to drive her best friend to have dinner at an Italian restaurant but her car couldn’t start. Therefore, she had to borrow one from Nancy.
- Cindy: “Would you mind lending me your car?”
- Nancy: “ .”
So for all of you lefties, leftie-loving righties, and ambidextrous folks out there - it’s time to brush up on your left-handed knowledge and help (50) an end to leftie