[听力原文]
M: Where are you going on vacation this summer
W: A nice place called Montague appeals to me. It’ s $18adayor $115 a week.

How much would it cost to stay at Montague for a week（）

A．She likes everything in London.
B．She likes many things in London except its weather.
C．She doesn’ t like the place at all.
D．She likes the weather in London best.

A．除非有反射装置的帮助，使得光线在拐弯处弯曲，不然光线是不会弯曲的。
B．光线在拐弯处将不会弯曲，除非在反射装置的帮助下使它弯曲。
C．如果不用反射装置使光线弯曲的话，光线在拐弯处是不会弯曲的。
D．即使有反射装置的帮助，光线在拐弯处也不会弯曲。