He was chosen to be a volunteer of the Olympic Games.— Great! No one speaks English _______ him.

He was about to leave the office for home _______someone knocked the door and asked for some help

Don’t worry. My brother has got many vegetables. You can have some of______.

eople called face blindness,______ people suddenly have trouble recognizing family members, friends or eventhemselves．

You should look _______ into the matter toget more information about it.