After decades of effort, the city is still trying to _____ how to stop smoking in public places.
A．try out B．let out C．figure out D．run out
Lawmakers have approved the measures_____ protecting the personal information of Web users.
A．to aim to B．aiming to C．aimed at D．are aimed at
After the war, a new school building was put up ______there had once been a theatre.
A．when B．in which C．the place where D．where
Michelle Obama said, “For Barack, success isn't about how much money you make; it's about the______ you make in people's lives.”
A．sense B．judgment C．way D．difference
Look at the trouble I am in! _______I had followed your advice.
A．Only if B．If only C．Even if D．So long as
When it comes to giving his kids the education they deserve, the 51-year-old father knows he never _______ college without financial aid.
A．could have attended B．could attend
C．had attended D．should have attended
