I just wonder _____ that makes him so excited.
—Is there a fog in the evening ?—There _____ be . I’ll make a phone call to find it out .
I am afraid I am not fit for the job, because it is one__________ requires a lot of patience.
—I don’t think you should use the dictionary while reading newspapers.—_____, but I can’t do without it.
We agreed to accept__________ they thought was the best professor in the college .
You____scold such a pupil who always keeps silent so seriously that You______hurt him.