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.

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 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 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 The company is back to the right track. There is ________ that the new method has greatly raised labor productivity.

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