She looks sad. Do you know why?—Her son went to study in Canada. I think she _________ him.

Look! What’s happening there?—Must be an accident. Call 112 or 110 _____ the phone right now.[ ]

When you do your homework,you should be __________. [ ]

There is “w” and “o” in the word “word”.

Tom _ _ his room every day. Heit now.