Come ____ quickly. The plane will take off in 10minutes.

Look, your sister is playing the violin over there.— She ____________ be my sister. She has gone to America.

The young man acted strangely during the interview. He made a bad impression _____the employer.

The ______ flights between the mainland of China and Taiwan will benefit more travelers.

He found it increasingly difficult to read,__________his eyesight wasbeginning to fall.[ ]