单项选择题
A.turn up B.turn to C.turn on D.turn around
How much control you want to turn over to the car may（...
单项选择题How much control you want to turn over to the car may（）your age and where you are going.
A.depend on B.call on C.come on D.go on
GM envisions a system（）the Mobility Internet.A.callingB...
单项选择题GM envisions a system（）the Mobility Internet.
A.calling B.call C.calls D.called
The car will be guided by a differential GPS system tha...
单项选择题The car will be guided by a differential GPS system that corrects errors（）in global positioning satellite signals.
A.arising B.rise C.raise D.arouse
