If Mr. Green ________ (say) I am hard- working, my parents ________ (feel) glad.
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Finding Seafood City is a good place for seafood ________(love).
根据示例改写句子Example:I am ready.Are you ready?
1.What is this reading mainly about?
A. how color influences our lives
B. the various sources for extracting color
C. how views about colors have changed
D. how certain colors can have a calming effect
2.The first non-natural colors were produced_____.
A. many centuries ago
B. in the nineteenth century
C. in the twentieth century
D. only recently
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