1. What can we learn about John from the first two paragraphs? A.He was fond of traveling. B.He enjoyed being alone. C.He had an inquiring mind. D.He longed to be a doctor.2. Why did John put the sludge into the tanks? A.To feed the animals. B.To build an ecosystem. C.To...
No one has ever asked me ___ a question.But many times I have asked myself.I have ___ a whole variety of reasons.___ important reason is that I want to be a better man.Many things make human beings different ___ or better than or even superior to animals. One of the...
A.it's colorful itselfB.the world is colorfulC.the air has colorsD.the air scatters the sunlight. 答案 34.D 细节理解题.由第二段中的"Planes can't fly very high.That is because the air gets thinner when they go higher"可知,飞机不能尽可能 高地飞行是因为随着高度增加空气会变得越来越...