Some time in the future, the people who are working in Europe would have to pay much higher taxes because_____.
A. more and more children will be born
B. fewer and fewer children will be born
C. they will be making a lot of money
D. the number of retired people will become ever larger
查看答案
______knows the fact should report it to the manager.
A. Whoever
B. No matter who
C. Someone
D. Anyone
A．strangeB．unreasonableC．negativeD．funny
A. strange
B. unreasonable
C. negative
D. funny
A．ThereB．ItC．AsD．That
A. There
B. It
C. As
D. That
We can infer from the second paragraph that______.
A. answers to the origin of the moon have been found out at last
B. scientists are eager to send more astronauts to space
C. technology helped scientists understand the universe more and better
D. astronauts could not return to the earth without the help of scientists
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