—I wore sports shoes to the ball yesterday evening by mistake!— Oh, dear, you must be very ____ at the ball!
She said she had some trouble ___________ her homework.
Do you enjoy __________ on the Internet?
He learns English by ____________ English songs.
It _________ us about two hours _______ that picture last night.
There are so many kinds of radios in the shop. I can’t decide _________.