1. At least some of you may be obliged to sign the agreement under certain circumstances

- Under certain ciscumstances ( idiom ): Trong hoàn cảnh, tình huống cụ thể

- S + model verbs + be + V3 / ed  + ( by O )

2. Sue has taken advantage of the sunny weather by getting nicely suntanned

- Take advantage of sth / sb ( idiom ): Lấy được sự có lợi của ai / cái gì

- By + V - ing / N: Bằng cách

3. Shannon has a low opinion of the book

- Have a low opinion of sth: Đánh giá thấp thứ gì

4. Celine has always had a taste for classical music

- Have a taste for sth ( idiom ): Có sở thích với việc gì

5. I was in the dark about the rebellion that they were planning

- Tobe in the dark about sth ( idiom ):  Không biết, không có tài liệu, tin tức để biết về điều gì

- S + was / were + V - ing