14. Just when demographers are (A) ringing alarm bells about overpopulation, Amazon founder Jeff Bezos says we need to (B) populate our solar system and he envisions our planet (C) returns to its untouched environment, as factories would be built (D) in space.

20. Walmart is (A) eliminating several hundred corporate jobs, (B) relocating most of its (C) remaining remote office staff (D) at its Bentonville, Arkansas, headquarters. Part III. Cloze: Choose the most appropriate answer from the four options given. (20%) Marine biologists have unearthed a 21 coral reef off the coast of Tahiti in the South Pacific. The 3km-long reef lies at a depth of 30 metres. The scientists believe the 22 of corals and ocean vegetation contains previously undiscovered marine species. Deep-sea diver Alexis Rosenfeld said he was stunned when he 23 the reef. He wrote: "It was magical to witness giant, beautiful rose corals which stretch for as far as the eye can see. It was like a work of art." Scientists say the location of the Tahiti reef means it is in pristine condition. Most of the world's reefs are in warmer waters. This makes them 24 to the bleaching effects of global warming. Tahiti's reef is deep enough to protect it from bleaching. There is still sufficient sunlight at 30 metres for coral to grow and reproduce. UNESCO said: "We think that deeper reefs may be better protected from global warming." It believes the Tahiti reef is "one of the most extensive healthy coral reefs on record". It added that more mapping of the deep ocean needs to be 25.

14. Just when demographers are
(A) ringing alarm bells about overpopulation, Amazon founder Jeff Bezos says we need to
(B) populate our solar system and he envisions our planet
(C) returns to its untouched environment, as factories would be built
(D) in space.

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14. Just when demographers are(A) ringing alarm bells about overpopulation, Amazon founder Jeff Bezos says we need to(B) populate our solar system and he envisions our planet(C) returns to its untouched environment, as factories would be built(D) in space.

相關試題

相關試卷

14. Just when demographers are
(A) ringing alarm bells about overpopulation, Amazon founder Jeff Bezos says we need to
(B) populate our solar system and he envisions our planet
(C) returns to its untouched environment, as factories would be built
(D) in space.