To his mind, the collaborative development of Beijing, Tianjin and Hebei province is to solve the problems _____ Beijing faces, such as overpopulation, traffic jams, and etc.
| A．that | B．whether | C．when | D．why |
— We had ______ really damp October this year.
— I can’t remember ______ autumn when it rained so much.
| A．a; 不填 | B．不填; the | C．the; an | D．a; an |
________， the car stopped all at once.
| A．Seeing a boy lying on the ground |
| B．On seeing a boy sitting on the road |
| C．The driver saw a boy standing on the road |
| D．The minute the driver saw a boy seated on the road |
Due to the widespread ________ of this medical technology, more diseases can be discovered and treated at an early stage.
| A．approval | B．application | C．appointment | D．appreciation |
If you want to ______ your goals and dreams, you have to be willing to pay the price.
| A．accomplish | B．attach | C．advocate | D．attempt |
We don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
| A．the; a | B．a; / | C．a; an | D．the; the |