单项选择题

A．Why species don’t avoid extinction by adapting.
B．Why species become extinct at the rate they do.
C．Why humans aren’t extinct.
D．How many species aren’t extinct.
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单项选择题
A．She was considerate.B．She was unforgiving.C．She was apologetic.D．She was sympathetic.
A．She was considerate.
B．She was unforgiving.
C．She was apologetic.
D．She was sympathetic.
单项选择题
A．He is satisfied with present relations between home and school.B．He feels that the traditional program in mathematics is slightly superior to the developmental program.C．He believes that schools are lacking in guidance personnel.D．He feels that parent-teacher interviews can be made much more constructive than they are at present.
A．He is satisfied with present relations between home and school.
B．He feels that the traditional program in mathematics is slightly superior to the developmental program.
C．He believes that schools are lacking in guidance personnel.
D．He feels that parent-teacher interviews can be made much more constructive than they are at present.
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