Haze weather has become common in some major cities in China. We all wonder ________.
| A．how is the air polluted |
| B．what can we do with the bad weather |
| C．why the air is polluted seriously |
| D．what are the real reasons |
The lady is so________and she believes the man who always tells lies．
| A．clever |
| B．smart |
| C．stupid |
| D．intelligent |
—Your English is very good．Who taught you？
—________．I learned it all by myself．
| A．Somebody |
| B．Everybody |
| C．Nobody |
| D．Anybody |
He may lose the match________he practices hard．
| A．if |
| B．unless |
| C．while |
| D．until |
I will write a letter to you as soon as I________in the USA．
A．arrive
B．will arrive
C．arrived
D．is arriving
I think your idea is very great．I totally________you．
| A．argue with |
| B．agree with |
| C．disagree with |
| D．laugh at |