$\text{1. I spend twenty minutes walking to school every morning}$

- Cấu trúc: S+ spend(s)/ spent+ time+ Ving: Ai đó dành thời gian làm gì

$\text{2. I find losing weight very difficult}$

- Cấu trúc: S+ find(s)+ N+ Adj: Nhận thấy cái gì như thế nào

`\text{3. Why don't we go swimming this afternoon?}`

- Là một lời gọi ý

- Cấu trúc: Why don't we+ V(inf): Tại sao chúng ta không.....

- go swimming: đi bơi

` 32 ` : I spend twenty minutes walking to school every morning

` - `  S + spend / spends / spent + time + V-ing

` 33 `  : I find losing weight very difficult

` -`  S + find + V-ing / N + adj

` 34 `   : Why don't we go swimming this afternoon ?

` -`  Why don't + we / you + V nguyên mẫu ?