可提供总成及机构中配合零件之间或独立零件的技术状况的参数属于()。
A.伴随过程参数
B.几何尺寸参数
C.工作过程参数
参考答案:B
阅读短文,选出正确答案
Joan is an American girl. She lives in China now. She is in my class. Her parents work in China, too, but her brother works in the U.S.A. He often writes letters to them. Joan likes Chinese class very much, and likes speaking Chinese with us after class. Her father teaches us English well. We all like his class. On Sundays, Joan goes to the People’s Park with her father and mother. Sometimes she goes shopping with her mother. They like the Chinese food very much. It’s a happy family.
小题1:Joan is from ________. A. China B. Japan C. the U.S.A. D. Canada
小题2:Joan likes speaking ___with us after class.
A.Chinese
B.English
C.French
D.Japanese小题3: Joan’s ___ is an English teacher.
A.father
B.mother
C.brother
D.father and mother小题4:How often does Joan go to the shop?
A.Often.
B.Never.
C.Every Sunday.
D.Sometimes.小题5:Which is not wrong?
A.Joan’s mother is a good doctor.
B.There are three people in her family.
C.They like to eat the Chinese food a lot.
D.The family are all in China.
社会保险不包括下列哪一选项?()
A.养老、失业
B.医疗、工伤
C.生育、养老
D.财产、重大疾病