hehe ,what have been doing for all day long Y how are u
hehe ,what have been doing for all day long Y how are u
how long have u been keeping doing that / how long have u ke
what have u been doing的been是什么时态?
how long have you been doing that job?
Many students are busy doing their assignments all day long,
What are you all doing for Father′s Day?(改为同义句)
How long have you been for china与How long have you been in c
how long have you been _Beijing-Opera?-for ten years.-_did y
What ( ) are you doing You have been sitting there for four
how have u been?
what are u doing
How long have you been to ShangHai?For a year.