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【判断题】
在自我决定理论中，内部动机和外部动机被假设为一个变化的连续体。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】汽油机和柴油机的区别是柴油机没有( )系统。
【单选题】The old man lost three sons in the accident. He died with a _____ heart.
A.
broken
B.
breaking
C.
being broken
D.
being breaking
【单选题】Tom asked the candy makers if they could make the chocolate easier ____ into small pieces. [ ]
A.
break
B.
breaking
C.
broken
D.
to break
【单选题】— I got to my office on time. —What if your car______.
A.
would broken down
B.
broke down
C.
breaks down
D.
had broken down
【单选题】根据汽油机和柴油机的区别，下列说法正确的是（ ）
A.
汽油机汽缸顶部有一个火花塞，柴油机汽缸顶部是一个喷油嘴
B.
汽油机吸入的是空气，柴油机吸入的是空气和柴油的混台物
C.
吸气冲程是内能转化为机械能
D.
压缩冲程是内能转化为机械能
【单选题】He went to the payphone to make a call but the phone .
A.
is broken
B.
has broken
C.
was broken
D.
would break
【简答题】“毛重；净重；公重”，正确的翻译为（ ）。
【单选题】. The silence of the library ___ only by the sound of pages being turned over.
A.
has been broken
B.
breaks
C.
broke
D.
was broken
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