理想的冠桩直径应为根径的A．1/5 B．1/4 C．2/3 D．1/2 E．1/3

People live in different houses. You may know a wooden house or a paper house. But do you know a(n)    1   house?
In 2008, the first ice house in North America opens its    2   to welcome some visitors. The floors, windows and walls are all made of ice. It has ten bedrooms    3   twenty people can stay there each night. Visitors to the house    4   in ice beds, sit on ice chairs and eat from ice plates. Well, the toilets are not made of ice, of course.
It’s usually below zero so it is very    5   inside the house. However, do the visitors just sit there to    6   warm? No, visitors have to    7   special clothes. These can make    8  feel warm until morning.
Workers    9   about four weeks designing the ice house. Visitors can only stay in this ice house in winter. It isn’t    10   in hot summer. Because this house is so special, it is becoming popular with young people.

小题1:	A．toy B．water C．ice D．candle

小题2:	A．window B．door C．shop D．book

小题3:	A．but B．because C．if D．and

小题4:	A．cook B．lie C．stand D．change

小题5:	A．cold B．hot C．bright D．dark

小题6:	A．say B．shine C．keep D．call

小题7:	A．make B．wear C．dress D．hope

小题8:	A．them B．you C．it D．us

小题9:	A．need B．cost C．pay D．spend

小题10:

A．early B．clean C．closed D．open