1 If my parents (buy) a house in Hanoi last year , we (live) there now

2 some ingredients in milky tea are poisonous . Children (be) in danger if they (drink) too much

3 David wishes he (play). Volleyball as well as his father

4 if only Jane (visit). Me some days

5 A: last month, we paid a massive electricity bill

B:if you (not waste) so much electricity , the bill ( not be ) so large