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INTERMEDIATE LEVEL
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OXF3000N 
chậm hơn 
later
like: chậm hơn → →
The train went slower and slower until it stopped altogether. ☊ altogether ☊
All the trains are running late (= are leaving later than planned). ☊ run ☊
Progress was slower than expected. ☊ slow ☊
Sound travels more slowly than light. ☊ sound ☊
Please speak more slowly. ☊ speak ☊