1) lan (take) ....... to school every day when he was a child
2) they ( mention) ............ ''Ao dai'' in poems and songs for centuries
3) where ............ you (go) .............. if you have a car ?
4) my mother always ( work ) .......... hard
5) my father ( always worry ) ........... about us
6) he used ( drive ) .......... to work when he ( live) .......... there