单选题 The climate was ________ two harvests were possible each year: one in winter fed by the rains and one in summer fed by the irrigation from the canal.

单选题 An intellectual breakthrough, ________, does not automatically ensure that the theory can be smoothly and well applied to practice.

单选题 When you're on a cruise, you can stretch your legs on the spacious decks, play games, swim, and enjoy good food – always ________ that the sea is calm.

单选题 The atmosphere at the college is that of an adult environment ________ a relationship of mutual respect is encouraged between students and professors.

单选题 I don't think it advisable that Tim ________ assigned to this challenging job since he has no such working experience at all.

单选题 No one can use cell phones in any areas at the hospital ________ equipment might be affected by the interference from cell phones.

单选题 An entire town has been thoroughly restored to the way it was several hundred years ago to represent life ________ it used to be in the colonial times.

单选题 I firmly believe that people can actually do any job ________ that they get the right qualifications for it and work hard at it.