Tu Youyou is the first Chinese _________ the Nobel Prize in Medicine for her work in developing effective drugs against parasitic disease.
I couldn't help _____ when I heard the joke.
She was noticed ______ the shop.
I remember _____ someone ____ the umbrella away.
The noise of the desks _____ could be heard in the next classroom.
The old man didn’t know whether to sell the car or____ .