parallelism

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vocabulary choices= word forms

nouns, adjectives, verbs, adverbs
honesty, honest, XXX, honestly

"She is hardworking and honest."

hardworking and honest - adjectives, parallel

"She is hardworking and honesty." XXX
"She works hard and honest." XXX
"She works hard and is honest."
"She works hard and honestly."
hard and honestly - adverbs

"He likes skiing, cycling, and to hike." XXX
"He likes skiing, cycling, and hiking."
"He likes to ski, to cycle, and to hike."
"He likes to ski, cycle, and hike."

"She has three cats, two dogs, and fish." XXX
"She has three cats, two dogs, and one fish." 
"She has three cats, two dogs, and a fish."

"I am washing and am drying the dishes."

"I like skiing"
"I like to ski."
"I enjoy talking to the TV."

"Granny Smith apples are sour."
"My favourite kind of apples are Ambrosia."
"Red Delicious apples are mushy and gross."

lack of oxygen
loss of blood
noun prep noun

9. write, organize, summarize
11. Not only universities but also government agencies support medical research.