——What do you think of your step—mother? ——There are some things that are not easy to______,but on the whole she is a good mother.
If you want to read fast, your eyes must be one or two word groups ahead of _________ your mind is taking in.
It is said that Tom’s brother fell off his bicycle on his way to work, _______ in the right leg.
一Would you mind me keeping the book for another two weeks? —__________.I have finished it anyway.
Mr. Smith owns——collection of coins than anyone else I have ever met.
. _______ myself to my study, I would be sitting in a comfortable office now.