When we went into the park, we saw someone _____ Chinese Kungfu.

When _____ about one of the biggest concerns today, many citizens mentioned the sharp rise in housing price.

You didn’t wait for Mr. Smith last night, did you —- Yes, but we _______. He didn’t return home at all.

This is a new CD ______“Best Friend”.

My computer doesn’t work!—Robert is a computer expertHow I wish he __________ with me