《How often do you exercise?》PPT课件2
比一比，看谁说得又快又好？
I always plays the guitar on weekends.
I usually plays the guitar on weekends.
I sometimes plays the guitar on weekends.
I usually does my homework on weekends.
I often do my homework on weekends.
I sometimes do my homework on weekends.
... ... ...
1. three times a week
time 次数
time and time again 千万次的
three or four times a week 一周三四次
表示一周/月/年多少次, 可以用
... times a week / month / year，
注意有两个词有单独的表示法，
“一次”用“once”, “两次”用“twice”。
... ... ...
2. once , twice, three times 等次数的表达法。
1) 这三个词都表示______，once是______，twice是_______，除了一次，两次，其他的次数都表达成__________。
如：三次是____________ ，五次是____________。
2) 这些表次数的词后与一段时间连用，表示动作多长时间发生几次，即动作的________.
3) 翻译：
两周一次 ________________
一年两次 ________________
一个月两次 ________________
... ... ...
sometimes与几个形似的词的区别
a. sometime是副词, “在某个时候”, “某时”
Will you come again sometime next week?
She was there sometime last year.
b. some time是名词词组, 意为“一段时间”，做时间状语用。
I will stay here for some time.
He worked on the trouble for some time.
... ... ...
Homework
Keep a weekend diary showing what you do on weekend.
You can write down what they do from the time you get up until you go to bed.
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