有的是 + Noun (have plenty of)

Plenty to choose from

• A friend worries she won't find a novel to read on holiday.
• 书架上shū jià shànghave plenty of有的是yǒu de shìnovel小说xiǎo shuō，you你nǐas one wishes随便suí biànvariant of 借借jiè。 — "There are plenty of novels on the shelf; borrow whatever you like."

have plenty of有的是yǒu de shì + Noun = have plenty of

• have plenty of有的是yǒu de shì + noun = "have plenty of, there's no shortage of": have plenty of有的是yǒu de shìtime时间shí jiān, have plenty of有的是yǒu de shìways办法bàn fǎ.
• It reassures: there is more than enough.

don't别biéworry着急zháo jí，we我们wǒ menhave plenty of有的是yǒu de shìtime时间shí jiān。

Topic first, have plenty of有的是yǒu de shì after

• this kind of这种zhè zhǒngthing东西dōng xī，supermarket (abbr. for 超级市场)超市chāo shìli, ancient measure of…里lǐhave plenty of有的是yǒu de shì。 — "Things like this — the supermarket has loads."
• he他tāhave plenty of有的是yǒu de shìways办法bàn fǎ。 — "He has plenty of ways (he'll manage)."

he他tāhas plenty of有的是yǒu de shìways办法bàn fǎ。

Not "some are"

have plenty of有的是yǒu de shì versus a lot of很多hěn duō

• have有yǒua lot of很多hěn duōtime时间shí jiān is neutral.
• have plenty of有的是yǒu de shìtime时间shí jiān adds "so don't worry" — the speaker downplays any shortage.

we我们wǒ menhave有yǒua lot of很多hěn duōtime时间shí jiān。

Recap

Read the full reference: HSK 5 grammar — Adjectives.