单项选择题

All flights ______ because of the typhoon, many passengers could do nothing but wait in the terminal building.

A．had been canceled
B．have been canceled
C．were canceled
D．having been canceled
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单项选择题
What does the Indian chief mean in saying Without our brothers, the animals, we would all be very lonely
A．Indians die from hunger if they don't live with animals.
B．Animals are so important to us that we cannot live without them.
C．We would all be very lonely without pets.
D．Only animals are important to the Indians.
单项选择题
What is being discussed in the above article
A．Man and animals.
B．Wild animals and pets.
C．Different kinds of animals.
D．Wild animals and hunters.
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