The doctor kept him( )on a life-support machine.
Speaker A:I’d like a beer.Speaker B:Certainly sir, ( )
1.The first paragraph implies that Evaluation is needed before buying children video games. T/F2.According to researchers, a new PlayStation II gaming system helped students improve their reading and writing test scores. T/F3.The effect on young girls who play violent video games proves to be less serious than that on young boys who play the same violent video games. T/F4.The two researchers on the effects of video games on schoolwork are Denison University graduates. T/F5.Parents of the 64 boys who were chosen for the study were immediately given a PlayStation II gaming system in exchange for their participation. T/F6.The 64 boys chosen were given a series of tests before and after the four-months research. T/F7.The boys who didn't get the gaming system right away played at a friend's house, but they played it for a much shorter time. T/F8.The boys who had the video games immediately achieved much lower test scores on math than those who didn't. T/F9.The study shows if kids spent the time on schoolwork that they wasted on games, they could do better on reading and writing. T/F10.The researchers say that conventional wisdom is not always correct. T/F
'>Researchers are trying to tell parents something about what kinds of video games children should be playing and how much time they should spend doing it. A new st
The young man,( )met us at the station yesterday, will show us around the campus this morning.
The plants would have grown all right if she( )them properly.
Fill each of the numbered blanks in the following passage with one suitable word.From the beginning, water has furnished man with a source of food and a highway to travel upon. The first arose(1)water was a dominant element in the environment, a challenge(2)man's ingenuity. The Egyptians invented the 365(3). calendar in response(4)the Nile's annual flooding. The Babylonians, who were among (5)most famous law-makers(6)antiquity, devised edicts regulating water usage. Water inspired the Chinese (7)build a 1,000 mile canal, a complex system(8), after nearly 2,500 years, (9)still partly in use and still commands the awe of engineers. But the ancients never found complete solutions(10)their water problems. The Hwang Ho, or Yellow River is also known(11)"China's Sorrow"; it is so erratic and dangerous(12)in a single flood it has caused million deaths. Floods hazarded the great civilization of the Indus River valley, and inadequate drainage ruined much(13)its lanD.Today(14)dominates man as it always has(15).Its presence continues to govern the location of his homes and cities; its tempestuous variability can kill(16)or his herds or his crops; its routes link him to(17)fellows; its immense value may add(18). already dangerous political conflicts. There are many examples(19)this in our(20)time.