If you want to buy an expensive camera, we have several models for you ________.
Ted can’t go fishing with us tomorrow. He has to ________his little sister at home.
—What are you going to do this weekend? —I’d like _____my parents.
—Is Rick there?—No, he for Beijing three days ago.
Work hard, you’ll pass the exam.
—_______ tomorrow?—It’s Friday the 5th.