[单项选择] Medical treatment varies greatly from state to state in this country, _____ is really confusing to me
A. this
B. it
C. that
D. which

[单项选择]Medical treatment varies greatly from state to state in this country, _____ is really confusing to me
A. this
B. it
C. that
D. which

[单项选择]The medical treatment you have received from the hospital will ensure you a speedy ______ from your illness.
A. restoration
B. renewal
C. recovery
D. retreat

[单项选择]The employer tried to bully his employees from staging strikes by threatening to close down the entire plant.
A. intimidate
B. integrate
C. ridicule
D. humiliate

[单项选择]

Your intelligence varies from season to season if you are like most people. You are probably much sharper in the spring than you are at any other time of the year. A famous scientist, Ellsworth Huntington, concluded from other men’s work and his own among peoples in different climates that climate and temperature have a definite effect on our mental abilities.
He found that cool weather is much more favorable for creative thinking than summer heat. This does not mean that all people are less intelligent in the summer than they are during the rest of the year. It does mean, however, that the mental abilities of most people tend to
be lowest in the summer.
Spring appears to be the best period of the year for thinking. One reason may be that in the spring men’s mental abilities are affected by the same factors that bring about great changes in all nature.
Fall is the next-best season, then winter. As for summer, it seems to be good
A. a great effect on everybody's intelligence
B. some effect on a few persons' intelligence
C. some effect on most persons' intelligence
D. no effect on most persons' intelligence