Bài `1:`
`1`. It takes her one hour to drive to work every day.
`->` It + takes + SO + thời gian + to V
`=` S + spend/spends + thời gian + Ving
`2`. It's 2 years since she moved to Hue.
`->` S + V2/ed + thời gian + ago
`=` It's + thời gian + since + S + V2/ed
`3`. Mrs. Loan is interested in teaching children.
`->` enjoy + Ving `=` be interested in + Ving: thich1
`4`. I spend fifteen minutes going to school every day.
`->` It + takes + SO + thời gian + to V
`=` S + spend/spends + thời gian + Ving
`5`. It took them 5 hours making a birthday cake.
- Phần giải thích giống câu `1`, `4`