21. — Jay Chou is in our city. Let’s go and watch his show this Saturday.
— That’s great, but I need to call my dad and ask for _________ before I go out.
| A．permission | B．protection | C．invitation | D．Explanation |
The talk between the two sides started and continued in a friendly ______.
| A．condition | B．atmosphere | C．situation | D．state |
I’d like to work with _______ is honest and easy to get on with.
| A．whomever | B．no matter who | C．whoever | D．who |
The poor ________ living in the mountain ________ top is covered with green trees.
| A．are; which | B．are; of which | C．is; whose | D．are; whose |
As ________ as the sky is your mind. As deep as the sea is your kindness.
| A．broad | B．aboard | C．abroad | D．board |
No one _______ the building without the permission of the policeman.
| A．is leaving | B．will be leaving | C．has left | D．is to leave |