The teacher told us _________.
| A．light travelled as fast as sound |
| B．light travelled faster than sound |
| C．light travels as fast as sound |
| D．light travels faster than sound |
The teacher told us _________.
| A．light travelled as fast as sound |
| B．light travelled faster than sound |
| C．light travels as fast as sound |
| D．light travels faster than sound |
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