下面是有关“如何自制电话”的说明，请根据图片所示步骤，从A～E中选择正确的选项与图片配对，完成1～5小题。
What we need：twoplastic cups，aball of thin string(绳子)，scissors(剪刀)，apencil.
How to make a string phone： 
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A. Tie a knot(打结) in each end to keep the string in place.
B. Cut a string. About ten to twenty meters is OK.
C. Give your friend one of the cups while you take the other. Move away from each other so that the string is straight. Take turns to talk into a cup while the other listens through their cup at the other end.
D. Use the pencil to make a small hole in the bottom of each cup.
E. Put one end of the string through the holes so that the ends are inside the cups.
