Many foreign carmakers want to ______________ in China, so they form joint ventures with Chinese carmakers.

The noise-killing system is not yet popular mainly because ______. A: it is still being tried out B: drivers still have their doubts C: it increases the cost of car production D: carmakers are not sure if it is necessary

Some newer cars have a microprocessor that reads the variable resistor in the tank and communicates that reading to another microprocessor in the dashboard. Carmakers can tinker with the gauge movement a little --they can compensate for the shape of the tank by comparing the float position to a calibration curve.