The walls are made of hollow concret blocks.（）
A: big
B: empty
C: long
D: new
A: big
B: empty
C: long
D: new
举一反三
- The walls are made of (hollow) concrete blocks. A: big B: empty C: long D: now
- How many blocks was the woman away from the corner where she waited when the bus driver finally let her off A: Almost one block. B: Almost two blocks. C: Probably three blocks. D: Probably five or six blocks.
- 智慧职教: We made many improvements to our house.( ) , we painted the walls and bought new carpet.
- No matter how______ a hill may be, it is not necessarily worthless. A: vacant B: barren C: empty D: hollow
- You can compete for the president, which post is ____. A: vacant B: empty C: blank D: hollow