应变式压力传感器由电阻应变计、弹性元件、外壳及补偿电阻组成。
参考答案：对
—Why does the lake smell terrible?
—Because large quantities of water _____.
A．have polluted.
B．is being polluted.
C．has been polluted.
D．have been polluted.
Going to college isn’t the only way out; our society is people with widely different abilities.
A．made of
B．made up for
C．made form
D．made up of
