句型转换 1.I‘ve been swimming (sincetwo hours age)改为()( ) ( ) you been swimming 2.he came

问题描述:

句型转换 1.I‘ve been swimming (sincetwo hours age)改为()( ) ( ) you been swimming 2.he came
句型转换2为.he came to China five years age改为he ()()()China for five years

(How)(long) (have) you been swimming?
你游泳游了多长时间?
He (has)(been)(in)China for five years.
他来中国已经五年了.