影响砌体抗压强度的因素有
A. 块体强度
B. 砂浆强度
C. 块体形状
D. 砂浆性能
E. 砌筑质量
51. How do you like this ____?
A. sport car
B. sports car
C. car's sport
D. cars sports
52. What do you think of the ____?
A. car sport
B. car's sports
C. car sports
D. cars sports
53. Do you know what kind of food __ eat?
A. a deer
B. deers
C. deer
D. this deer