________ with some research materials, he decided on three possible approaches in his experiment.
I smoke out of ____ habit, not for ____ pleasure; for I have been in the habit for twenty years.
The cakes are delicious. I’d like to have _______ third one as _______ second one I ate was too small.
In the market, vegetables are sold by _______ kilogram, I mean, by _______ weight.
“Charley Oakley, ______ NBA All-star, hasn’t missed ______ game in the past three years.” “I can hardly believe it.”
The market for ______ used computers is getting larger and larger as______ years go on.