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【单选题】
下列( )说法是不正确的。A.
单向间歇运动的棘轮机构,必须要有止回棘爪。
B.
槽轮机构的停歇和运动时间取决于槽轮的槽数和圆柱拨销数。
C.
槽轮机构中槽轮的转角大小是可以调节的
D.
内啮合槽机构中槽轮的旋转方向与曲柄的旋转方向是一致的,而外啮合槽轮机构则相反。
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举一反三
【单选题】The phrase attend to in paragraph 2 is closest in meaning toA．rejectB．focus on###
A.
The phrase attend to in paragraph 2 is closest in meaning to A．reject
B.
focus on
C.
talk about
D.
wait for
【简答题】以下不属于保洁员知识培训的主要内容是（ ）。
【简答题】以下属于保安员能力培训主要内容的是（ ）。
【多选题】Which of the following is appropriate for learning through meaning-focus input?
A.
Students doing regular silent extensive reading of graded readers.
B.
Teacher explaining new words in details during classroom reading.
C.
Students choosing words to focus on during previewing classroom materials.
D.
Teacher choosing readers that have a low density of new vocabulary for classroom reading.
【单选题】The phrase attend to in paragraph 2 is closest in meaning to
A.
reject
B.
focus on
C.
talk about
D.
wait for
【单选题】以下不属于生产经营单位主要负责人培训的主要内容是（ ）。
A.
国家有关安全生产的方针、政策、法律和法规
B.
安全生产管理的基本知识、方法与安全生产技术
C.
工伤保险的政策、法律、法规
D.
典型事故案例分析
【简答题】________ focus more on meaning and communication.
【简答题】Arrogance and pride are similar in meaning, but thereis _____ difference between them. A. a submerged B. an indecisive C. an indistinct D. a subtle
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