【单选题】Read the essay below, then put the ideas into two groups: advantages and disadvantages. 1. sometimes people think they are talking online to someone friendly, but it might be a dangerous stranger. 2. ...
【简答题】The economy of Elmendyn contains 2,000 $1 bills. a. If people hold all money as currency, what is the quantity of money? b. If people hold all money as demand deposits and banks maintain 100 percent r...
【简答题】单词拼写。 1. Many people were _____ (埋葬) underground when the earthquake happened. 2. If you keep on _____ (忽视) your diet, trouble will follow. 3. Volcanoes, hurricanes, typhoons and earthquakes are natur...
【简答题】If people ______(drive) more slowly, there wouldn’t be so many accidents. 2. If you had worked carefully, you _____(not make) so many mistakes. 3. The boat wouldn’t have drifted away, if we _____ (tie...
【简答题】听短文,请在每小题 A、B、C、D四个选项中选出一个正确的答案(听两遍) 。 1. If people want to do well in an exam,they have to work hard _____. A. every day in a year B. for most of the month C. for only a few days D. late at night 2. ...