a lot of: uncountable noun + singular verb
lots of: Plural noun + plural verb
A lot of time is needed to learn a language.
Lots of us think it’s time for an election.
- Plenty of được dùng phổ biến trong informal English.
Don’t rush, there’s plenty of time.
Plenty of shops take checks.
- A large a mount of = a great deal of + non-count noun (formal English)
I have thrown a large amount of old clothing.
Mr Lucas has spent a great deal of time in the Far East.
A lot và a great deal có thể được dùng làm phó từ và vị trí của nó là ở cuối câu.
On holiday we walk and swim a lot.
The gorvernment seems to change its mind a great deal