题目内容
（请给出正确答案）
A．By using bicycles less.
B．By raising more cows.
C．By cutting down trees.
D．By planting more trees.
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A．By raising pitch.
B．By pausing.
C．By lowering registers.
D．By using gestures.
A．By using satellite images, maps, etc.
B．By studying specific fanning methods.
C．By studying the variation of human population.
D．By analyzing the quality of crops.
A．By using their body to pave the way for others.
B．By covering holes inside their nest.
C．By determining which one is the best fit.
D．By stepping on remainder's back.
A．By using satellite images, maps, etc.
B．By studying specific farming methods.
C．By studying the variation of human population.
D．By analyzing the quality of crops.
A．By writing a personal check.
B．By changing them to their personal account.
C．By paying in cash.
D．By using a store credit card.
A．By using satellite images, maps, etc.
B．By studying specific {arming methods.
C．By studying the variation of human population.
D．By analyzing the quality of crops.
A．By writing a personal check.
B．By charging them to their personal account.
C．By paying in cash.
D．By using a store credit card.
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A.By using the services of large advertising agencies．
B.By hiring their own professional advertising staff．
C.By buying media space in leading newspapers．
D.By creating their own ads and commericais．
How do people show the right level of energy without seeming over the top？
A．By underestimating the energy level.
B．By undervaluing the energy level.
C．By estimating an energy scale.
D．By using a lower level of energy.
How might the teacher find himself wasting lesson time？
A．By spending lesson time on pronunciation.
B．By not using books on speech mechanics on pronunciation.
C．By not giving students a clear mental picture of the difference between sounds.
D．By making ill-informed comments upon students' pronunciation.
