— Excuse me, can you show me the way to the nearest bus stop?
— Sorry. I’m a stranger here. I ______ here until my guide arrives.
| A．stand | B．have stood |
| C．am standing | D．will stand |
Only when _________ be possible to sign the papers.
| A．does the boss come will it | B．the boss comes will it |
| C．has the boss come it will | D．the boss comes it will |
Glasses are __and must be handled with great care.
| A．abundant | B．diverse | C．extinct | D．fragile |
The school rule states that no child shall be, unless _by an adult, allowed out of the school during the day.
| A．to be accompanied | B．accompanying |
| C．accompanied | D．being accompanied |
Stephen Hawking believes that the earth is unlikely to be the only planet life has developed gradually.
| A．whose | B．where | C．which | D．what |
What a pity! When we got to the cinema, the movie Let the Bullets Fly _________, so we saw only the end of it.
| A．was finishing | B．has just finished | C．just finished | D．had just finished |