Tom, before you buy the expensive coat, please think about ______ you can afford it. A. that B. when C. whether
The desk is made ______ wood.
______ far as I know, her mother is a very famous writer.
He _____ go out with his parents, but now he ______ staying at home alone.
–Lily won the first prize in yesterday’s dancing competition. – Her mother must be_______ her.
Do you know _______ to the top of the mountain yesterday?