单选题 If you don't {{U}}quit{{/U}} smoking, you'll never get better.
  • A. give off
  • B. give out
  • C. giver over
  • D. give up
【正确答案】 D
【答案解析】[解析] give off“发出，冒出”；give out“发表，用完”；give over“交托，留出”；give up“放弃，交出”。