Every autumn peasants the soil to destroy the weeds.
| A．turn down |
| B．turn up |
| C．turn over |
| D．turn on |
It is these poisonous products ________ can cause the symptoms of the flu, such as headache and aching muscles.
| A．who | B．that | C．how | D．what |
Is it with its charming scenery and a unique culture ________ Lugu Lake
impresses people from all over the world?
| A．that | B．which | C．where | D．why |
At the foot of the mountain________.
| A．a village lie | B．lies a village |
| C．does a village | D．lying a village |
I've tried very hard to improve my English.But by no means ________ with my progress.
| A．the teacher is not satisfied |
| B．is the teacher not satisfied |
| C．the teacher is satisfied |
| D．is the teacher satisfied |
Not until then ________ how important the brakes were.
| A．I realized | B．do I realized |
| C．did I realize | D．I did realize |