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【单选题】
What does the speaker think of today's world?A.
It is very commercial.
B.
It is very noisy.
C.
It is very insecure.
D.
It is very unfriendly.
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举一反三
【单选题】Penguins live together in large and busy colonies. Every pair has a little piece of ground. When a penguin wants to walk through his neighbor's ground he must ask for permission. If he does not, he wi...
A.
their parents
B.
some good children
C.
many other penguins
D.
their chicks
【单选题】Penguins(企鹅) live together in large and busy colonies. Every pair has a little piece of ground. When a penguin wants to walk through his neighbor's ground he must ask permission. If he does not, he wi...
A.
their parents
B.
some good neighbors
C.
many other penguins
D.
their chicks
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