下列哪一项不属于纯电动汽车只有在运行期间才存在高压的部件。（ ）
A. 逆变器
B. 高压导线
C. 车载充电器
DC-DC转换器
查看答案
Who phones to make an appointment for Jake and Jessie?
A. Miss. Judd.
B. Mr. Judd.
C. Mrs. Judd.
D. Ms. Judd.
What special is the chairJessie sits inat the dentist's?
A. It can go left and right.
B. It can goup and down.
C. It can goforward and back.
D. It can goout and in.
What is found when the dentist check Jake's teeth?
Asmall hole in one of his teeth.
B. A Dental macula.
C. A wedge shaped defect.
D. A special disease
What should children learn to take care of their teeth?
A. They should be careful what they eat and drink.
B. Theymust brush their teeth twice a day with fluoride toothpaste.
C. They should not eat sugar as sugar is bad to their teeth.
D. They should not drink.
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