摘要： Children are standing and getting on the bus. A. on line B. in a line C. on a line D. in line
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Children are standing ________ and getting on the bus.
[ ]
|
A．on line |
B．in a line |
|
C．on a line |
D．in line |
Children are standing ________ and getting on the bus.
[ ]
|
A．on line |
B．in a line |
|
C．on a line |
D．in line |