慕华·优策2021-2024学年高三年级第一次联考英语试题

慕华·优策2021-2024学年高三年级第一次联考英语试题，下面是慕华·优策2021-2024学年高三年级第一次联考英语试题部分示例，验证如下:

29. According to the passage, which is the most environmentally friendly？
A. Using paper bowl and paper cup 
B Using plastic bowl and plastic cup 
C. Using steel chopstics and china bowl 
D Using wooden chopstics and paper bowl

31. What’s the best title of this text 
A. Paper or Plastic？
B. The End to Plastic 
C. The Disadvantages of Paper 
D. The Solution to a Greener Earth 

D The first generation of barcodes, called the Universal Product Code（UPC）， were attached to products on sale in the early 1980s. UPC allowed retailers to manage common products with ease, but it had certain limitations-a small storage capacity （up to 20 Japanese characters only ） size limit the more the characters, the longer the barcode ） and weak（ barcodes stop working when dirty or damaged

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