If ________ to look after luggage for someone else, inform the police at once.
| A．asked | B．to ask |
| C．asking | D．having asked |
---What time will you get up tomorrow?
---About 7:00. My English teacher, Ellen’ plane ________ at 9:00. I am going to see her off.
| A．is about to leave | B．has left |
| C．leaves | D．left |
In class 20 there are 60 students, more than half_____ wear glasses.
| A．in whom | B．in them |
| C．of them | D．of whom |
---Sorry, madam, you can’t get on the train. This is _____ old ticket.
---Oh! It’s out of _____ date.
| A．an; / | B．an; the |
| C．the; / | D．the; the |
The _____look on Sam’s face suggested that there must have been something _____ on his way to school.
| A．frightened; frightened | B．frightening; frightening |
| C．frightened; frightening | D．frightening; frightened |
Walking is a good way to keep fit. _______, swimming is helpful for your health.
| A．Correctly | B．Completely |
| C．Similarly | D．Definitely |