$\text{2 The red dress is more expensive than the pink dress (vì pink cheaper than red :D)}$

$\text{3 His hair is black and long}$
$\text{4 Let's visit our teachers next Friday}$

$\text{5 There are thirty-six students in my class}$

$\text{1. My sister walks to school}$

- go(es) to school on foot= walk(s) to chool: đi bộ tới trường

$\text{2. The red dress is more expensive than the pink dress}$

- cheap: rẻ >< expensive: đắt

- Cấu trúc so sánh hơn với tính từ dài: S1+ am/is/are+ more+ Adj+ than+ S2

$\text{3. His hair is short and black}$

- Cấu trúc: S+ tobe+ Adj

$\text{4. Let's visit our teachers next Friday }$

- Cấu trúc: Let's +V(inf): Hãy cùng nhau.... (một lời đề nghị làm gì)

$\text{5. There are thirty-six students in my class}$

- Cấu trúc: There are+ N(số nhiều)