on purpose
on end
on business
on schedule
单选题Playing games for hours at a time without a break, Pete sits at the computer screen until his eyes begin to water to water.A Pete sits at the computer screen until his eyes begin to waterB the computer screen makes Pete’s eyes waterC Pete’s eyes water when he sits at the computer screenD Pete’s eyes, who water, sitting at the computer screenE Pete sitting at the computer screen with watering eyes
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问答题Recently, the fact that more and more students are spending too much time playing computer games has aroused great concern. What influences do the computer games have on people and what should we do with them? Write a composition to give your views. You should write at least 120 words.
单选题Complicated ______ it is, the problem can be solved in only two hours with an electronic computer.A althoughB even thoughC even if D as
单选题Judy with her brother ______ computer games when her mother came back.A were playingB are playingC was playingD is playing
问答题Directions:Recently, the fact that more and more students have spent too much time playing computer games has aroused great concern. Though the computer and the Internet have brought us great convenience and pleasure in getting information, entertainment and contact with others, we should not ignore their negative impacts on people, especially young students. What bad influences do the computer games have on people and what should we do with them? Write a composition to give your views. You should write at least 160 words.
单选题What is the passage mainly about?A Game houses have a bad effect on young boys.B More and more small shops have been made into game houses.C Young boys spend a lot of money playing computer games.D People play games better after trying again and again.
单选题Chlorine does great harm to health.A RightB WrongC Doesn’t say