Tìm 1 lỗi sai và sửa. a) Wind is the motion that occurs when lighter air rises and cool heavier air replaces for it. b) Nylon, a synthetic done from a

By Sadie

Tìm 1 lỗi sai và sửa.
a) Wind is the motion that occurs when lighter air rises and cool heavier air replaces for it.
b) Nylon, a synthetic done from a combination of water, air, and a by-product of coal, was first introduced in 1938.
c) I’ll make some sandwiches before I’ll leave for the office in the morning.




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