—Hey! Here is a message on my cell phone, telling me to send money to… —Delete it! It’s a trick. Many a person by such tricks.
After decades of effort, the city is still trying to _____ how to stop smoking in public places.
Lawmakers have approved the measures_____ protecting the personal information of Web users.
After the war, a new school building was put up ______there had once been a theatre.
Michelle Obama said, “For Barack, success isn't about how much money you make; it's about the______ you make in people's lives.”
Look at the trouble I am in! _______I had followed your advice.