`4.` cleaner
`5.` more expensive
`6.` more quickly
`7.` more dangerous
`8.` more sweetly
`9. `the most exciting
`10`. the fastest
`11`. the most popular
`12`. the closest
`13`. beautifully – most beautifully
`14`. hotter
`15`. worse
`16`.better
`17`.big - bigger
`18`.more difficult
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Công thức so sánh hơn:
Nếu từ chỉ có 1 âm tiết: ADJ/ADV + đuôi -er + than
Nếu từ có 2 âm tiết trở lên: more + ADJ/ADV + than
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Good/ well ⇒ Better
Bad/ badly ⇒ Worse
Many/ much⇒ More
Little⇒ Less
Far⇒ Farther (về khoảng cách)
Further (nghĩa rộng ra)