`13.`If I were you, I’d take the train instead of the bus.
`→`Câu điều kiện Loại 2 : If + S + Were / weren’t, S + Would / could/… + V_infinitive
`14.`Though Mr. Benson is old, he runs 8 miles before breakfast.
`→`In spite of + N/Ving `=`Though + S + V ( Mặc dù )
`15.`After having left school, he joined the arrmy.
`→`After +Ving+ V2/ed, S+V2/ed+O