The newlylearnt words will be impressed on us only if they are ________used in everyday communication．
| A．gradually | B．accurately |
| C．familiarly | D．frequently |
It is a common in the USA that you should make an appointment if you want to see a doctor.
| A．rule |
| B．sense |
| C．practice |
| D．habit |
The flu virus seems to beto medicine, for I have taken medicine for a whole week, but I am still suffering from a bad cold.
| A．limited |
| B．resistant |
| C．opposite |
| D．contrary |
20. The managers discussed the plan that they would like to see _______the next year.
| A．carry out |
| B．carrying out |
| C．carried out |
| D．to carry out |
It was so noise in the classroom that I could hardly make myself _______though I raised my voice.
| A．hear |
| B．to hear |
| C．hearing |
| D．heard |
_______his answer, I decided to try calling him up again.
| A．Not receiving |
| B．Receiving not |
| C．Having not received |
| D．Not having received |