改错……Our teacher told us the light was faster than the sound三个选项.us;was;than.是把was改成is咩?

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改错……Our teacher told us the light was faster than the sound三个选项.us;was;than.是把was改成is咩?

改错……Our teacher told us the light was faster than the sound三个选项.us;was;than.是把was改成is咩?
改错……Our teacher told us the light was faster than the sound
三个选项.us;was;than.
是把was改成is咩?

改错……Our teacher told us the light was faster than the sound三个选项.us;was;than.是把was改成is咩?
是把was改成is
宾语从句中如果从句是客观真理则用一般时

对的 was改成is
虽然这里是间接引语,宾语从句,时态必须保持一致,前面是told,本来后面应该也用过去式,但是从句表述的情况属于客观真理,所以用一般现在时。
光的传播速度式比声音的快。

不对,应该把was 改成runs/goes.
宾语从句中的客观事实或是真理性内容,必须得用一般现在时来描述.

同意楼上的观点
客观真理是用一般现在时来表达的