单项选择题


Questions 17-20 are based on the following dialogue. You now have 20 seconds to read Questions 17-20.
What topic did the essay question cover

A．Rainforest tribes in Brazil.
B．Mountain tribes in Chile.
C．Incas in Peru.
D．Cities of Colombia.
<上一题 目录 下一题>
热门 试题

单项选择题
Why did the professor put the food in a small box
A．To give the monkey a surprise.
B．To see how the monkey ate from a box.
C．To see how soon the monkey could find it.
D．To find out how the monkey would open the box.
单项选择题
We can infer from the first two paragraphs that the industrialists disregard environmental protection chiefly because ______.
A．they are unaware of the consequences of what they are doing
B．they are reluctant to sacrifice their own economic interests
C．time has not yet come for them to put due emphasis on it
D．it is difficult for them to take effective measures
相关试题