=>

1. People who are ready to change their views often find it easier to adapt to new culture.

-> often (HTĐ, S Vs/es)

-> who: đtqh chỉ người

-> find it easier to V ~ thấy dễ hơn khi làm gì

2. Many people prefer traveling by train because they think it is safer than traveling by plane.

-> because S V: bởi vì

-> prefer: thích hơn

-> so sánh hơn adj-er than

3. You'll find the film much funnier if you watch it in the original version.

-> câu đk loại 1: If S Vs/es, S will V

-> find sth adj (much + so sánh hơn)

4. The most successful students are not always the ones with the best brains.

-> so sánh nhất: the most adj + N

-> chủ ngữ số nhiều (S are (not) adj/N)