— What’s the main purpose of tonight’s meeting?— We are going to talk about the problem _______ at the last meeting.
17.I wonder what’s your attitude ____ the problem ____ yesterday.
16.The shopping center in the city was ____ as a result of a cigarette, which shocked the whole country.
15.—Will you go to the party tomorrow, Xiao Hai? —No, ____ I was invited to.
14.It was in the village ____ he once lived ____ he got his junior education.
13. -- Now, where is my purse? --________! We’ll be late for the bus.