皮皮学，免费搜题
登录
搜题
【判断题】
由于单排行星齿轮机构有两个自由度,因此它有固定的传动比,能直接用于变速传动。A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】—Where is Mike? He asked me to go out for a walk this evening. —Maybe he ______ TV in the living room now. [ ]
A.
watched
B.
will watch
C.
is watching
D.
watch
【单选题】—Where is Mike? He asked me to go out for a walk this evening. —Maybe he _____ TV in the living room. [ ]
A.
watched
B.
will watch
C.
is watching
【单选题】He asked me to go there again the next day.He ___, “Please ___ again tomorrow.”
A.
asked go
B.
said come
C.
asked come
D.
said go
【单选题】She _____ science on Monday.But she _____ on Tuesday. [ ]
A.
doesn't have,has it
B.
isn't have,has it
C.
doesn't have,has one
D.
isn't have,has one
相关题目：
参考解析：
知识点：
题目纠错 0
发布
