连入因特网的计算机必须遵循的协议是______协议。
参考答案：TCP/IP
看图片，选句子。
1. [ ]
A. Clap your hands.
B. Wave your arms.
2. [ ]
A. Shake your body.
B. Snap your fingers.
3. [ ]
A. Stamp your foot.
B. Cross your legs.
4. [ ]
B. Clap your hands.
5. [ ]
A. Wave your arms.
发现是以主观事物为前提的，而事物是本质和现象的对立统一。（）
[ ]
[ ]
[ ]
[ ]
[ ]