Fiber-optic cables can carry hundreds of telephone conversations ________.A、homo

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问题 Fiber-optic cables can carry hundreds of telephone conversations ________.

选项 A、homogeneously
B、spontaneously
C、simultaneously
D、ingeniously

答案 C

解析光纤电缆可以同时支撑几百部电话通话。A．homogeneously“同种地，相似地” B．spontaneously“自然地，不由自主地”C．simultaneously“同时地，同步地”D．ingeniously“有才能地，贤明地”

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(1)Ourknowledgeoftheoceanshundredsofyearsagowasconfinedtothetwo