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【判断题】
自由度少于6的机器人的雅可比矩阵也是方阵A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】I have never seen the young man ________________next to the director.
A.
sits
B.
sat
C.
sitting
D.
to sit
【单选题】胃蛋白酶水解 I g 后可得到的水解片段是
A.
2个F ab 和 1个 F c
B.
1个F（ ab ’）2 和 p F c
C.
2个F ab 和 2 个 F c
D.
2个F ab 和2个 F c
【单选题】听力原文：W: Hi, Jim. I haven't seen you for a few weeks. M: Oh, hi, Mary. (9)I have been studying a lot for my final exam. W: Well, this semester is about over now. M: Yeah. (8)My brother is coming for a ...
A.
To travel with his friends.
B.
To travel with his brother.
C.
To go to see his brother.
D.
To work as a tour guide.
【单选题】胃蛋白酶水解 I g 后可得到的水解片段是
A.
2个F ab 和 1个 F c
B.
1个F（ ab ’）2 和 p F c
C.
2个F ab 和 2 个 F c
D.
1个F ab 和1个 F c
【简答题】PING是应用层直接使用网络层ICMP的一个例子。它没有通过运输层的（）或（）。
【简答题】I have never seen anyone who is as ____ as he is. (courage)
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