$1.$ In spite of being tired, they wanted to watch the film (In spite of + Ving / Danh từ)
$2.$ Nam spent more money than Minh (Minh tiêu ít tiền hơn Nam ↔ Nam tiêu nhiều tiền hơn Minh
$3.$ My uncle used to be a bus driver some years ago, but now he has a desk job (Used to chỉ thói quen trong quá khứ không liên quan đến hiện tại)
$4.$ It is about 100 km from Ha Noi to Hai Phong (The distance from $A$ to $B$ is... $=$ It is about ... from $A$ to $B$)
`text{Chúc bạn học tốt!}`