a great deal

Từ điển WordNet v3.1 - WordNet Dictionary

adverb

1. to a very great degree or extent (Freq. 1)
- I feel a lot better
- we enjoyed ourselves very much
- she was very much interested
- this would help a great deal
• Syn:
a lot, lots, a good deal, much, very much
2. frequently or in great quantities
- I don't drink much
- I don't travel much
• Syn:
much, often