There __________great changes in our hometown in the past fifteen years.

There is on Channel（频道） 3. Try others.

It was shameful to be found sleeping in class. His classmates’ laughter only_____ his embarrassment.

Look at that girl! Is it Susan? –No, it _______ be hers. She has gone back to her hometown.

I have never been to African countries. What about you?— ________.