托福听力official31 Look at the four squares [[span class='strong-insert']][[/span]] that indicate where the following sentence could be added to the passage.Where would the sentence best fit?
答案解析
13.Look at the four squares [[span class='strong-insert']][[/span]] that indicate where the following sentence could be added to the passage.Where would the sentence best fit?
In addition, humans have contributed to the conditions favoring the formation of savannas.
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