It has been announced that passengers ____ remain in their seats until the dangerous subjects have been removed.
The twins, Who their homework, were allowed to play badminton on the playground
Tibet is facing a____task to maintain stability and all government workers must be on their highest guard.
All of the guests ___________ by 9 o’clock , but the host _____________ until 15 minutes later
The scarves are all beautiful.I can’t decide which one to choose.—Oh,look at this red one.I think it’s______.