题目内容

While she was talking, crying and talking, Noonan discovered a small patch of congealed blood on the dead man's head.

A. becoming thick or solid
B. dark red
C. brownish red

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Her husband, he told her, had been killed by a blow on the back of the head administered with a heavy blunt instrument...Which is the antonymfor the underlined word?

A. light
B. heavy
C. sharp

气门组不包括哪一个部分?

A. 气门;
B. 气门导管;
C. 气门弹簧;
D. 摇臂

按凸轮轴按传动方式可分为哪几种?

A. 齿轮传动;
B. 链传动;
C. 正时带传动

按凸轮轴的位置可分为哪几种?

A. 下置式;
B. 内置式;
C. 中置式;
D. 顶置式

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