AChina will see a $1 trillion increase of international air travel.
BChina’s middle-class will double， so too will its air travel market.
CChina will need a total number of 7，000 aircraft.
DChina’s demand for new aircraft will take up 30 percent of the world’s total.
AIts filtration system can dissolve salt into water.
BIts roots take up as much salt as possible.
CIts leaves can excrete excess salt.
DAll of the above.
ASomebody regarded as proud.
BSomebody regarded as lazy.
CSomebody regarded as sensitive.
DSomebody regarded as diligent.
ATourists increased.
BTourists decreased.
CTourists were not informed of the eruption.
DTourists did not care about the eruption.
AAltogether， 53 cities have more than a million cars.
BThe total number of cars in Beijing has exceeded 6 million.
CBeijing ranks first in car ownership.
DBy early 2017， there were more than 2 million cars in 24 cities across the country.
对
错
对
错
对
错
A. deviated
B. disconnected
C. detached
D. distorted
AThe Cuban government will produce low-quality cigars.
BThe Cuban government will restrict the sale of high-quality cigars.
CThe Cuban government will raise the prices of cigars to gain more profits.
DThe Cuban government will cut the production of cigars.
ATo enhance manufacturing productivity.
BTo increase the number of small-scale farmers.
CTo improve social security measures.
DTo increase educational funding.
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