.Follow your doctor’s advice,_____ your cough will get worse.
| A．or | B．and | C．then | D．so |
Little Johnny felt the bag，curious to know what it____________.
| A．collected | B．contained |
| C．loaded | D．saved |
David threatened ________his neighbor to the police if the damages were not paid .
| A．to be reported | B．reporting | C．to report | D．having reported |
The government insists that the dam will not do any ________to the environment .
| A．reserve | B．application | C．bargain | D．harm |
I would ________it if you would let me deal with this by myself .
| A．appreciate | B．inspect | C．protecct | D．replace |
On the floor lay four or five boxes _______toys and books .
| A．decreasing | B．empolying | C．containing | D．affecting |