Remember to _____ the lights when you leave your classroom.
| A．turn on | B．turn off |
| C．turn up | D．turn down |
—Our Chinese diving team won a gold medal again!
—What _____ good news!
| A．a | B．an | C．the | D．/ |
Five million, five hundred and fifteen thousand, one hundred and fifty-one is ______.
| A．5,515,151 | B．5,151,151 | C．5,151,515 | D．5,551,155 |
— How was your interview last Monday?
— ____.
| A．Not at all | B．It was OK | C．That’s right | D．Good luck |
— Why didn’t you arrive there until three days later?
— Because the heavy rain _____ the difficulties of the journey.
| A．added | B．added to | C．was added | D．was added to |
As soon as they arrived in the big city, they found it difficult to find somewhere cheap .
| A．to live | B．to live in | C．to live on | D．living |