You can take a plane at an_____.You have to take
问题描述：
You can take a plane at an_____.You have to take
You can take a plane at an_____.
You have to take your_____when you go abroad.
You must buy a_____before you get on a train.
You use a______to brush your teeth.
答
1.airport 2.cellphone
3.tickt 3.toothbrush