题目

从方框中选择合适的单词，并用其适当形式完成短文 materialavoid produceshakecomplete scissorsglove callprocessform fairheat We wear shoes every day to hurtingour feet. We can buy shoes in many places, for example, in the supermarket, inthe store or at the . But maybe most of us don't know about theof shoemaking because now most shoes are by machines. HereI will tell you how to make a pair of shoes. The first step is drawing a design (设计图样). Next, the shoemaker will use paper to make a pattern. Then theshoemaker draws the pattern on some like leathe如果一个角的补角是150°，那么这个角的度数是（ ）A.30°B.60°C.90°D.120°