题目内容

初等函数在其定义域内必连续. ( )

A. 对
B. 错

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初等函数在其定义区间内必连续. ( )

A. 对
B. 错

Choose the answer that correctly interprets the sentence from the text.1.One night, I didn’t turn off the water fast enough to her liking.

A. One night, she wasn’t pleased with the way I turned off the water, because she thought I didn’t do it fast enough.
B. One night, I didn’t turn off the water as fast as she did; it seemed that she liked doing it herself.

2. We need to conserve our resources to buy ourselves time so scientists can find new solutions to our problems.

A. We should conserve our resources. If we do so the money we save will be used to find new solutions to our problems.
B. We should conserve our resources. If we do so the resources will probably last long enough for scientists to find new solutions to our problems.

3. His list, in descending order of importance, was: energy, water, food, environment, poverty, terrorism and war, disease, education, democracy, and population.

A. His list contains ten items: energy, water, food, environment, poverty, terrorism and war, disease, education, democracy, and population. They are arranged in such a way that each item is more important than one that follows it.
B. The ten items on his list----energy, water, food, environment, poverty, terrorism and war, disease, education, democracy, and population----are gradually losing importance now.

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