switch这个词怎么用?说转换一个话题可以说switch to other topics吗?

switch:

n. 开关,转换,接通或切断…电流,转动
v. 转变,切换,摆动

例句与用法:
1. Our glasses have been switched this is mine.
咱们的玻璃杯对调了－－这个是我的。

2. Long lectures really switch me off.
我觉得冗长的演讲很烦人。

3. Don't switch (the radio) on yet.
暂时不要打开（收音机）.

4. I switch off when he starts talking about cars.
他一谈起汽车我就厌烦.

5. Polls showed a switch to Labour.
民意测验表明形势转而对工党有利.

6. You drive first and then we'll switch round/over.
你先驾驶, 过一会儿咱们再换著开.

7. Don't switch (the TV) off yet.
暂时不要关掉（电视机）.

8. Switch on the light at the wall-socket.
把电灯接通在墙上的电源插座上.

``转换一个话题可以说switch to another topic，强调“另一个”嘛。