【简答题】Ask the expert Q: My girlfriend always wants us to do everything together and she doesn't understand that I'm not interested in the same things as her. I don't want to make her 1 , but I can't go on ...
【单选题】Which of the following is not an example of the opportunity cost of going to school?a.The money a student could have earned by working if he had not gone to college.b.The nap a student could have enj...
【简答题】Unit 1-2 Complete the following paragraph with blanks using proper words we have learned in the passage. A 1 is a year between leaving high school and going to college, which some young people use an...
【简答题】People often say that a dog is 1 best friend.Over 2 of years, man has taught his dogs to do many kinds of work 3 guarding the home.For example, sheepdogs are famous 4 their ability to control a flock(...