67.（ ）

(单选题)What does this text mainly tell us? (单选题)Which of the following is the best title of this passage? (单选题)To deal with the problem in recent years, exchange programme (单选题)Vickie Weiner is the person who ______. (单选题)According to the text, why was it easier to find host famili (单选题)I ______ use a clock to wake me up because at six o’clock ea (单选题)This restaurant wasn’t ______ that restaurant we went to. (单选题)The manager ______ the workers how to improve the program si (单选题)Tony lent me the money ______ that I’d do as much for him. (单选题)100℃ is the temperature ______ which water will boil.