—Maggie, why did you take a bus today?—Oh, I forgot to tell you about that. My bicycle ______ yesterday.
It was crazy ______ you to let such a young girl drive your car.
One way _____ this problem ______ search for some information on the Internet.
Simon is very confident. He isn’t afraid of ______ in the whole school.
Mr. Wu___this math problem____him many times, but he still doesn’t understand it.
Bob doesn’t know ________ to write about.