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INTERMEDIATE LEVEL
Content
in protest ☊ 
để phản đối ☊
→ → →
like: để phản đối → →
We were all too polite to object. ☊ polite ☊
protest (about/against/at sth): Students took to the streets to protest against the decision. ☊ protest ☊
useless (to do sth): He knew it was useless to protest. ☊ useless ☊