二、完形填空。(每小题1分,共15分)
新素养问题解决 What's the end of the world for a chocolate lover? Somewhere with no chocolate! Experts said the world could
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chocolate within 40 years. It is
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global warming is bad for cacao trees.
The trees can only
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within 20 degrees north and south of the equator. They like rich rain. However, the rising
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can create more evaporation(蒸发) and make the air drier. It also makes the land less
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for growing cacao trees. The warming weather could also make tree
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spread faster.
Although warming weather is making trouble for cacao trees planting, we'll
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have cacao in the near future. The world is trying to do what it can to
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our favourite candy. Scientists from the Mars company, the world's leading candy producer, are working to make the cacao trees
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enough to be against illnesses. They are using gene editing(基因编辑) to
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the DNA of cacao trees, the researchers said.
Another way to save chocolate is a growing
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from Brazil. It lets cacao trees grow
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changing its genes. This method is to plant more rainforest trees to
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cacao trees with coolness. It can cool the cacao trees down and keep the land soil
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.
What's more, although over half of the world's cacao trees are grown in West Africa, cacao is also
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in the Caribbean, India and Australia. These places can help with growing more cacao trees if necessary.
(
C
)1. A. fall down from B. get out of C. run out of D. come along with
(
B
)2. A. whether B. because C. when D. where
(
D
)3. A. increase B. turn C. mix D. grow
(
A
)4. A. temperature B. air C. water D. sunlight
(
D
)5. A. large B. deep C. open D. fit
(
C
)6. A. leaves B. colours C. illnesses D. sticks
(
B
)7. A. already B. still C. right D. just
(
C
)8. A. show B. find C. save D. choose
(
A
)9. A. strong B. tall C. new D. happy
(
D
)10. A. keep B. send C. stop D. change
(
B
)11. A. place B. method C. time D. future
(
D
)12. A. from B. for C. about D. without
(
A
)13. A. provide B. help C. share D. live
(
C
)14. A. clear B. long C. wet D. safe
(
B
)15. A. expected B. produced C. filled D. lifted
