1/ Miss Helen (help).........you as soon as she (finish).........that letter
2/ He (tell).........you when you (get).........there
3/ She (not come).........until you (be).........ready
4/ He (tell).........you when you (ask).........him
5/ I (come).........and (see).........you before I (leave).........for England
Loga
Sinh Học lớp 12
