It is not who is right but what is right _____ is of importance.
| A．which | B．it | C．that | D．this |
Does the amount of rain_____the growth of crops?
| A．influence | B．effect | C．affect | D．increase |
In our school it is a rule that the students are banned______computer games.
| A．of playing | B．on playing | C．from playing | D．to play |
A great many students have dropped out of school and now the number of our class has____51.
| A．increased to | B．increased by | C．reduced by | D．reduced to |
The person____drugs had much difficulty in getting rid of the_____.
| A．addicted; addict | B．addicted to; addiction |
| C．addictive to; addict | D．addictive; addiction |
Years later, I began ______ what he told me right.
| A．knowing | B．to know |
| C．recognize | D．to recognize |