多项选择题
( )发动机各工作机构和附件的装配基体 A. 气缸盖 ...
单项选择题( )发动机各工作机构和附件的装配基体 A. 气缸盖 B. 气缸体 C. 曲轴箱 D. 油底壳
Question 2A. B. C.
单项选择题Question 2
—How was the televised debate last night? —Super! Rare...
单项选择题—How was the televised debate last night? —Super! Rarely ______ so much media attention. A、a debate attracted B、did a debate attract C、a debate did attract D、attracted a debate