某学校七年级五班同学们组织开展了一次“我自信我成功我美丽”的主题体验活动。请你帮忙完成下列任务：

    Yesterday it was Sharon's birthday, but she had no special plans, so she decided to go home after work.She left the office arid while she was walking down the street，she was1her friends.They usually remembered her birthday but they had forgotten it for the first time this year.“I think that's2because all of them are busy at work.I guess they will call me tomorrow as it is Saturday, ”she said to herself.Then she3that she was hungry, so she bought some food in a supermarket.And when she came out of the supermarket，she saw an old woman selling4.She bought some roses(玫瑰)from her and left.

    After she got home，she took a shower.And then she had some food.“Now I feel much happier,”she said.“If5remembers my birthday, I will celebrate it by myself.”Suddenly the doorbell (门铃)rang.It was 11：00 p.m.She was surprised 6her husband was on a business trip.“7could it be?”She thought and went to open the door.

    “Happy birthday! ”A group of her friends and her husband were there! Also their hands were full of colorful packages(包裹).She couldn't8her eyes. She had everybody9her and many nice gifts.It was the most10moment (时刻)of her life.“I'm really happy to have such thoughtful friends like you.Thank you all!”Sharon said excitedly.

在1平方米的纸上绘一张学校操场平面图，采用下列哪种比例尺较合适（　　）

如图所示现象中，由于光的反射形成的是

Thank you for __________ me. I can't finish the work so early _________ your help.