问题
判断题
“复用”是一种将若干个彼此独立的信号合并为一个可在同一信道上传输的已调信号。
答案
参考答案：错
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“复用”是一种将若干个彼此独立的信号合并为一个可在同一信道上传输的已调信号。
参考答案：错
| 选择合适的词填空。 | |
2. You can go to school ___________ a bus. 3. I don't agree ___________ you. Mary can do it by herself. 4. I always go to school ___________ bike. 5. The boys always play football ___________ school. 6. My father has to polish his shoes ___________ work every day. 7. They often have math class ___________ the morning. 8. What is Isabel ___________? 9. My birthday is ___________ May 14th. 10. I like ___________ sunglasses over there. |