剑桥KET语法：频率副词

　　频率副词主要指一段时间内动作发生的次数。

　　1、常见频率副词

　　常见频率副词表达的频率及其在句中的位置如下表所示：

　　例句：

　　I'm always late.我总是迟到。

　　Tom usually eats fruits.汤姆通常会吃水果。

　　She is usually late.她通常会迟到。

　　We always eat fruits.我们总是吃水果。

　　They are often late.他们经常迟到。

　　They often eat fruits.他们常常吃水果。

　　Sometimes I play games.=I play games sometimes.我有时候玩游戏。

　　2、表示频率的短语

　　我们可以通过说一件事发生的次数来描述频率，如：

　　a day —天 a week 一周 a month 一个月 a year 一年

　　例句：

　　I see my doctor once a month.我每个月去一次医院(看病)。

　　I drink coffee two times/twice a day.我每天喝两次咖啡。

　　我们还可以用“every+ 表示时间的名词”来描述频率，注意： every表示单数，所以其 后的名词也要用单数。如：

　　I have breakfast every morning.我每天早上吃早饭。

　　I go to school every weekday.我每周一至周五上学。

　　3、单项选择：请从下列选项中选出正确的选项。

　　1.—Are you often late for school?

　　—No,_________.I go to school early every day.

　　A.never B.sometimes C.always

　　2.I _________ go to school at seven o'clock.

　　A.quite B.very C.often

　　3._________,Alice would look up from her books.

　　A.Occasionally B.Never C.Often

　　4.We _________ go to that restaurant on Sundays.

　　A.very B.quite C.usually

　　5.You are _________ anxious about my health.

　　A.seldom B.seldomly C.hard

　　6.Go outside_________at least,and if possible,take a walk.

　　A.a day B.once a day C.once day

　　7. We will _________ remember his generous hospitality.

　　A.sometimes B.never C.always

　　8._________,Grandma would tell us stories about her childhood in Italy.

　　A.Sometimes B.Never C.Always

　　4、选出斜体部分中正确的一项。

　　1.The bridge was built a month ago/tomorrow.

　　2.He often/usual goes to school by bike.

　　3.Sometimes/Never he goes to see his mother.

　　4.They rarely/rare watch music channels.

　　5.The work has never/often been done.

　　6.I play tennis twice a week/twice week.