1.How many hours __________ it ___________(take)you to do yo
1.How many hours __________ it ___________(take)you to do your homework?
2.Since three years ago ,we_____________ (work) abroad
3.My grandpa's hobby is _____________ (make) all kinds of kites
4.I hear he ____________ (study ) in Beijing University since tow years ago.He _________(graduate ) in June next year.