（A）

Some Advice on Travel

1)．Forget about fashion．Always wear your most comfortable clothes when going on long journeys（旅行）．

2)．Traveling on trains and buses can be boring, so take a good book to read．

3)．If you're going somewhere cold, remember to take your warm clothes．

4)．If you're going somewhere sunny, remember to wear sunblock（防晒霜）and sunglasses．

5)．Always take a camera with you to capture those special moments．

6)．Be careful with your things whenever you go to busy places, like a train station．There are often thieves there!

7)．Always leave room in your bag for presents．

8)．Most countries have lower prices for students, so if you have one, take your student card with and save money．

如图所示电路，闭合开关，小灯泡和LED发光；如若用一根导线接到小灯泡两端，小灯泡 ____（选填“能”或“不能”）发光，原因是小灯泡被 ____（选填“断路”、“通路”或“短路”）