—Where did the accident __________?—It was at the post office near the hotel __________ the peace talk would be held.
________you put your heart into your study, you'll feel________in it.
That is the place where I________when I was a child.
The classroom is big enough________, but we'll have to move if we have more students.
We went to Canada to travel and my cousin________as our guide.
The question now________at the meeting is very important.