中国大学MOOC: The values of F can be__
中国大学MOOC: The values of F can be__
The values of F can be__ A: Negative B: Positive C: 0 D: Any number
The values of F can be__ A: Negative B: Positive C: 0 D: Any number
The boy seemed to be__ about everything around him. A: curious B: interested C: fond D: satisfying
The boy seemed to be__ about everything around him. A: curious B: interested C: fond D: satisfying
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