重庆10月自考英语(一)模拟试题(8)
21. impractical adj. 不切实际的,不能实行的
practical adj. 实际的,可行的
His suggestion sounds good, but it is really impractical.(他的建议听起来不错,但是的确不切实际。)
How long will it be before this theory can be put into practical use? (这一理论还要多久才能被实际运用?)
22. program n. 计划;(电视)节目;程序
v. 使按预定步骤工作;编程
They are drawing up a program of water purification.(他们正在制定一个净水计划。)
Tonight's TV programs will be very interesting.(今晚的电视节目会非常有趣。)
I know nothing about computer programs.(我对电脑编程一窍不通。)
You can program it to do different tasks at specific times.(你可以使它在特定的时间按计划完成各项不同的任务。)
be sure of的意思是“对……确信无疑”,例如:
─ Is he going to call us at 9:00? (他会在九点给我们打电话吗?)
─ Yes, I am sure of it. (是的,我肯定。)