Chongqing is ______ most beautiful mountaincity and I’m sure to come for ______ second time.

What strengths and ____ did you find in her?—She is hardworking but is not good at getting along with others.

If we have illegal immigrants________in，many local workers will losetheir jobs.

The school rules state that no child shall be allowed out of the school during the day, ______ accompanied by an adult

Can Peter go to Bill’s birthday party—No, he can’t go and I can’t .