------You ran into Mr. Li! How did that happen? ------Well, _______ of us was looking where we were going. We came around the corner at the same time.
. She ______to them about her age in order to get the job.
. —Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
. . The day________ he was looking forward________ in the end.
. .---Who ________ it be that is knocking at the door? ---It________ be Mother, but I’m not sure.
. .If you cheat in the exam, you could hardly________ it.