[originaltext]What is the acceleration?[/originaltext]A、A kind of motion.B、A s

游客2023-09-26 52

问题

What is the acceleration?

选项 A、A kind of motion.
B、A steady speed.
C、The motion of a plane.
D、An increase in speed.

答案 D

解析注意听懂问题“What is the acceleration?(什么是加速?)”结合听懂的“We can feel acceleration, an increase in speed.”得出D项正确。

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[originaltext]M:WhattimeisthelasttraintoGuangzhou?[/originaltext][audi