Common Mistakes : Greatly
Greatly – Adverb
BAD: Living standards have improved greatly
GOOD: Living standards have greatly improved
GOOD: Living standards have improved enormously
BAD: The children greatly cheered me up
GOOD: The children cheered me up a lot
Greatly is usually placed in front of a main verb, especially in passive structures: ‘Your kind offer is greatly appreciated.’ Stories of panic on Wall Street have been greatly exaggerated
To emphasize the meaning of an active verb, use enormously, tremendously or (in informal styles) a lot at the end of the clause: In the last forty years education in China has changed enormously