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1·There are three dragonflies.

这有三只蜻蜓。

2·I'd never seen dragonflies.

我从未看到过蜻蜓。

3·You can saw all those dragonflies.

你可以看到那些蜻蜓。

4·I like butterflies and dragonflies.

我喜欢蝴蝶和蜻蜓。

5·This is a website of Asian dragonflies.

这是一个亚洲蜻蜓的网站。

6·I like dragonflies.

我喜欢蜻蜓。

7·Dragonflies have six legs but cannot walk!

蜻蜓有六条腿，但是它们还是不能走！

8·And we can see some dragonflies in the sky now.

我们可以在空中看到蜻蜓。

9·Many butterflies and dragonflies are flying over our heads.

许多蝴蝶和蜻蜓正在我们头上飞。

10·The little boy always catches dragonflies by the river in summer.

夏天，这个小男孩总是在河边抓蜻蜓。