
8.Which is the most difficult part of window design for cold climate?
A.The size.B.The material.C.The sill height.D.The shape.
9.What does the underlined word“these'”in paragraph3 refer to?
A.Social contact and staying alone.
B.Allowing fresh air to enter and preventing heat loss.
C.Receiving more daylight and using artificial light.
D.Getting connected with the outside and not letting out privacy.
10.Why di Dmitry want to add some frosted film to the bottom of his window?
A.To keep the room warm.
B.To block the noise out
C.To have his own private space.
D.To make the window attractive.
11.What can be the best title for the text?
A.More space and more sunlight?
B.The visual connection to the outside
C.Windows deliver more than light and air
D.Do changes in houses affect well-being?