Light doesn’t travel as fast as sound, _______?
—Susan, can I wear jeans and a T-shirt to the evening party? —OK. But a dress might be ________.
—What are you looking for? —I’m looking for the book _________ was written by Ba Jin.
—I’d like a pet, but I’m busy all day. —Goldfish are a good choice. You ________ feed them every day.
—Are you ________ from America? —No. None of us.
—How can I read English passage faster? —You can read faster _________ reading word groups.