5. The bus had left when we arrived.-> Before We _____arrived the bus had left
________________________________

6. I don’t have lots of money. I can’t buy that house.

If I ____had lots ò money , i  could buy that ____________________________________________

7. I didn’t stay at home yesterday. I wouldn’t participate in your party.

If I ___had stayed at home __ yesterday. I would have ___participated _________ in your party.____________________________________

8. We began to study English in 2005. -> We have ……studied E since 2005……………………………………………

9. I have never eaten this food before. -> This is the first time ___i have eaten this food ______________________________

10. Lan is the most intelligent in my class. -> No one ______in my class is more intelligent than lan __________________________________