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发帖数: 170 | 1 1. Tattooing is one of the oldest forms of creative expression, dating (it
back) to at least 8000 B.C.
C
Why is C wrong?
2. Although cultivated in the new world for hundreds of years, (only within)
B
the last century the tomato has become (recognized) as a valuable food
D
B is wrong. Is it right when change "within" to "in |
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