文档介绍：如今完成时和如今完成进展时的比较
如今完成时和如今完成进展时的比较
如今完成时：强调动作结果。
如今完成进展时：强调动作本身eg:Li has been typing letters the whole morning.
Li ha如今完成时和如今完成进展时的比较
如今完成时和如今完成进展时的比较
如今完成时：强调动作结果。
如今完成进展时：强调动作本身eg:Li has been typing letters the whole morning.
Li has typed six letters today。
How long have you been reading the book?
How many pages of the book have you read?
Xiao Ming has been playing football since 4。
Xiao Ming has played football 3 times this week.
练****6)：
1。You ___ （smoke） too much recently， you should smoke less。
2。 My bike is going again now. Xiao Wang ___ (repair） it.
3。 “Why are Xiao Wang’s hands so dirty？”
“ He ___ (repair) my bike。"
4. She ___（read） a book now。
She ___（start) two hours ago。
She ___ （read） for two hours。
She ___(read） 45 pages so far。