Many young ladies in the street have __________ their summer dresses in late spring.
—Hi, Tom. Any idea where Jane is?—She_____in the classroom. I saw her there just now.
---How do often you go to school?---On foot_______it rains.
---I’m thinking of the test tomorrow. I’m afraid I can’t pass this time.---______! I’m sure you’ll make it.
— I’d rather have some wine, if you don’t mind.— . Don’t forget you must drive.
The world’s elderly population will exceed(超过) ____ of children by 2060, when each group ____ to account for about one fifth of the population.