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3. Because of______, he has to live on the streets or under the bridges. A. careless B. carelessness C. homeless D. homelessness 4. _______he has done, we shouldn’t care too much about it. After all(畢竟) he is a kid. A. However B. Whenever C. Wherever D. Whatever 5. We have been in the school ______ three years ago and Mrs. Lee Has taught us English_______ three years