They have more than 6 ________ books in the library.
A. million B. millions C. millions of
He couldn’t ________an answer when I asked him why he was late.
| A．come over | B．catch up with |
| C．come out | D．come up with |
— Mrs Black is an organized housewife.
—That’s right. Everything in her house is always ________.
| A．in order | B．out of order |
| C．in trouble | D．in the way |
The railway _______ Qinghai to Tibet is the longest plateau (高原) railway in the world.
| A．connected | B．connects |
| C．connecting | D．is connected |
Your mobile phone is so good. Where did you buy _____? I want to buy____ too.
| A．it; it | B．it; one |
| C．one; it | D．one; one |
— Our monitor Jack is good at all the subjects, but he never ________.
— What a modest student!
| A．gets off | B．takes off |
| C．puts off | D．shows off |