--- Sit down, please!
--- .
| A．Hello. | B．You sit down. | C．Thank you! | D．OK. |
There are ________ books in the National Library.
| A．twenty millions | B．twenty millions of |
| C．twenty million | D．twenty million of |
It is going to be ________ tomorrow.
| A．snowy | B．to snow | C．snows | D．snow |
The small local school in Parkville ____________five years ago.
| A．paid for | B．closed down |
| C．closed to | D．picked up |
It’s polite ______ “Thank you” when you receive something from someone.
| A．says | B．say | C．saying | D．to say |
What kind of food is______ , Chinese food, Japanese food or the western food?
| A．most delicious | B．more delicious |
| C．the most delicious | D．the more |