单项选择题
The TTS run will demonstrate （）the car can take curves as fast as a human driver—without driving off a cliff.
A.as B.that C.when D.whether
单项选择题 It is an early step toward a robo-car that can drive itself, perhaps（）.
单项选择题 On vacation with the family the driver may want to（）and talk to the kids
单项选择题 How much control you want to turn over to the car may（）your age and where you are going.
