Global warming
Unit 4 
It is a rapid increase when ________ to/with other natural changes.
compared
1. We often compare children _____ flowers.2. If you compare this dictionary _________ that one, you’ll find many differences.3. __________ with many women, she was very fortunate.4. __________ this speech with the former one, I found that I’ve made great progress.
to
to/ with
Compared
Comparing
It is a rapid increase __________ most natural changes._____________, it is a rather rapid increase.
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