could be

US

UK

A1 初級
mod. v.情態助動詞可能是
That could be the reason why he is late.
mod. v.情態助動詞可能會是
It could be that she doesn't want to come.
mod. v.情態助動詞可以
We could be more efficient if we reorganized the team.
mod. v.情態助動詞如果可以
If we had more resources, we could be more productive.

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旅遊義大利 屹立千年的萬神殿 (The Pantheon)

08:32旅遊義大利  屹立千年的萬神殿 (The Pantheon)