皮皮学，免费搜题
登录
搜题
【判断题】
长圆柱销限制4个自由度，短圆柱销限制2个自由度。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】下图曲线表示各类遗传病在人体不同发育阶段的发病风险，请分析回答： (1)图中多基因遗传病的显著特点是_____________。21三体综合征属于__________遗传病，其男性患者的体细胞的染色体组成为______________。 (2)克莱费尔特症患者的性染色体组成为XXY。父亲色觉正常，母亲患红绿色盲，生了一个色觉正常的克莱费尔特症患者，请运用有关知识进行解释：____(填“父亲”或“母...
【单选题】To be able to catch up with the other students, he needs ___ hard work; he needs your encouragement, too.
A.
other than
B.
rather than
C.
less than
D.
more than
【单选题】is also needed to know what possible work will be most applicable to your character, needs, interests, skills, abilities, strengths and weakness.
A.
Self-assessment
B.
Self-reliance
C.
Self –esteem
【简答题】属于人类红绿色盲遗传特点的有
【简答题】保险公司业务经营过程的主要环节包括( )A. 展
业 B. 核保和承保 C. 销
售 D. 理赔 E. 投保
【单选题】--- Is your school far from here? --- Not very far , A. i t's about 10 minutes’ walk. B. i t needs to work 10 minutes.
A.
i t's about 10 minutes’ walk.
B.
i t needs to work 10 minutes.
【简答题】After a busy day of work and play, the body needs to rest. Sleep is necessary for good health. During this time, the body recovers from the activities of the day. The rest that you get while sleeping ...
相关题目：