—I cut myself when I was making dinner this morning.
一You________put some medicine on it.
A.shall B.would C.should
一We're going to the supermarket.
一________you're there, can you get me some milk?
A.Though B.While C.Until
一What a________! What are you doing?
一I'm looking for the movie ticket.
A.mess B.stress C.waste
The young girl always tried to make________ as beautiful as possible.
A.yourself B.herself C.himself
英语课堂上，老师要求大家以“Are students supposed to do housework?”为题展开辩论。假设你是正方或反方的一员（只需选择一方）， 请围绕你的观点，结合亲身经历说服同学们。
要求：
1. 100词左右；
2.提示词正反方均可使用，仅供参考。
3.语言流畅得体。
提示词： I think students should help do some housework.
agree; share…with…;not only…but also…; waste; be proud of.
I don’t think students need to do housework.
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阅读下面短文，在空白处填入适当内容（不多于3个单词）或括号内单词的正确形式。
Do you know anything about the1.(invent) of the bar code (条形码) ?2.small food store owner found it was difficult to keep records of the product information. In 1948, he asked the Drexel Institute（研究所） of Technology 3.(solve) this problem. Bernard Silver, a graduate student, was 4. ( interest) in this technology. He and his friend Norman Joseph Woodland started to work on it. Soon , they invented 5. (they) first working system(系统).
The system did work 6.first, but it was very expensive and sometimes the system didn't work well. If it was to become popular in stores, the problems had to be solved.7.(final), Woodland solved them.
The patent(专利权) for the bar code system was asked for by Silver and Woodland in 1949, but the patent was not given8.1952. Although this patent was9.( give), the system was still not popular among store owners.
In 1970, a business named Logicon Inc. invented the Universal Grocery Products Identification Code (食品工业统码). Marsh Supermarket in Troy was the first store to set up this bar code reading system. It has become very popular ever since, and now it's used in all10.( type) of stores all over the world.
