更多"Some people think that scientists m"的相关试题:
[简答题]Girls usually put on some make-up to make themselves look more mature and beautiful. (sentence with "to Opener" )
[多项选择]What do you think are the most important criteria for measuring staff performance (Why / Why not)
[单项选择]Where do you think the conversation most likely takes place
[A] In a restaurant．
[B] At the airport．
[C] In a travel agency．
[填空题]Which planet do people think is the most important one
[简答题]Which course do you think is the most difficult one during your study
[填空题]What does the author think is the most important thing in the process of sewing
[单项选择]Which does the woman think is the most useful invention
A. The TV set.
B. The fridge.
C. The computer.
[简答题]The Lachine and Welland Canals, two of the most important systems, were opened in 1825 and 1829, respectively. ( Passage One)
[单项选择]Businessmen make most of their income from profit（）by producing and selling products.
A. earning
B. is earned
C. earn
D. earned
[单项选择]Man’s first real invention, and one of the most important inventions in history, was the wheel. All transportation and every machine in the world depend on it.
The wheel is the simplest yet the most remarkable of all inventions, because there are no wheels in nature—no living thing was ever created with wheels. How, then did Man come to invent the wheel Perhaps some early hunters found that they could roll the dead body of a heavy animal through the forest on logs more easily than they could carry it. However, the logs themselves weighed a lot.
It must have taken a great prehistoric thinker a long time to imagine two thin pieces of log collected at their centers by a strong stick. This would roll along just as the logs did, yet it would be much lighter and easier to handle. Thus the wheel and the axle came into being, and with them the first carts were invented.
The wheel is important because ______.
A. it was man’s first real invention
B. nothing was born with
