________ Chai Jing said in her video about the smog has caused public concern.
| A．That | B．Which | C．How | D．What |
I bought a sweater for only 50 yuan yesterday; it was a real .
| A．trade | B．exchange | C．bargain | D．business |
----Say, Jane, will you come with me to the game Friday?
---- , Bob, but I promised Mary I’d go with her.
| A．Forget it | B．Thanks | C．Take it easy | D．My pleasure |
Not only late, he also forgot his book.
| A．had he turned up | B．he had turned up |
| C．he turned up | D．did he turn up |
Was it because of the heavy snowstorm in Europe the flight had to be put off?
| A．which | B．so | C．why | D．that |
The girl standing there looks a bit to me. I wonder if I have seen her somewhere before.
| A．similar | B．friendly | C．strange | D．familiar |