1. Hello, Peter! I (not see ) _____haven't seen___________you for a long time. How are you doing?
For a long time-> dấu hiệu thì HTHT
2. You (stop) _____will stop___________ by a policeman if you try to cross the road now.
vế có If chia thì hiện tại-> câu dk loại 1 -> Vế chình chia thì tương lai
3. She wishes she ( not give ) __hadn't gaven ____ them her phone number last week
Wish-> lùi thì.
Thì đang ở quá khứ ( last week) -> lùi thì -> chia QKHT
. 4. I’m sorry for (not write) __didn't write___to you lately but my house (break) _brocken__ into a few weeks ago and I have been feeling rather upset since then.
Vì hành động zảy ra trong qk, có "ago"