What is happening to the desert hillsides?
Giải bởi Vietjack
Đáp án A
Điều gì đang xảy ra với đất ở sườn đồi?
A. đất bề mặt bị xói mòn
B. bề mặt đang được tưới tiêu
C. Có ít loài thực vật sống trên đó hơn
D. Có ít suối chảy qua đó hơn
Thông tin ở đoạn:
“and created a stream of rain runoff water that eroded the hillside surface”
“tạo ra dòng nước mưa chảy xói mòn bề mặt sườn đồi”.
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(29) ________ brown and black bears, polar bears do not hibernate during the winter.
Read the following passage and mark the letter A, B, C, or D on your answer sheet to choose the word or phrase that best fits each of the numbered blanks from 25 to 29
Sad Times in the Arctic
The beautiful white bears found in the Arctic are in grave danger, and human beings are very (25) ________ the cause of this danger. As we burn fossil fuels to generate electricity or get us around town in our cars and trucks. We create a massive amount of carbon dioxide. This gas has increased in (26) ________ so much over the past few centuries that it is causing global warming.
Polar bears need sea ice in order to live because this ice is their hunting (27) ________. The bears’ main source of food is the meat and blubber of seals. These animals come to the surface holes in the ice to breathe. It is there that the polar bears have (28) _________ to ambush the seals. Without any ice, there is nowhere for the bears to stalk their prey. The seals rarely venture onto land and spend their time out on the sea ice.
In recent years, the sea ice has disappeared in the Arctic during the late summer. This is dangerous for the polar bears, as they rely almost exclusively on seals for food. (29) ________ brown and black bears, polar bears do not hibernate during the winter.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
They’ll be able to walk across the river ______.
_________ the water clear but also prevent the river from overflowing.
The philosopher _________ theories I am writing went insane before he died
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.
The traffic is so heavy. It will take us at least an hour to get there.
Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.
Anne: “Fancy a bite to eat?”
Barbara: “_____”
Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.
Rebecca _________ on our conversation to tell us that James had just been rushed to hospital.
She’s so ____; you really have to watch you say or she’ll walk out of the room.
Granny is completely deaf. You will have to ______ allowances for her.
