question3
A. 27 to 35.
B. 36 to 45.
C. 18 to 26.
D. 46 to 60.
Dialogue Two question 1
A. The quality of the products.
B. The after-sale service of the products.
C. The price of the products.
D. The design and the styles of the products.
question 2
A. The services of the company.
B. The quality of the products.
C. The speed of the delivery.
D. The design of the products.
供暖系统的施工图包括( )。
A. 平面图
B. 轴测图
C. 详图
D. 设计施工说明、图例等