Unit 5What are the shirts made of?

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第一课时 Section A （1a—2d）

Ⅰ. 根据首字母及句意补全单词。

1.This technology is w used in industry and medical science.

2.Mrs Green has several necklaces which are made of gold or s .

3.I cut myself on a piece of broken g .

4.The factory is supposed to p as much milk as possible.

5.Now there are many e problems， such as water pollution， noise pollution and air pollution.

Ⅱ. 根据汉语意思完成译句。（剩余14106字）