Question

[Anges]

John F. Kennedy was the first president of the United States to be born in the twentieth century.

Tại sao lại là to be v ạ! giải thích hộ em với!

Answer 1

[Thiên Thương Lãnh Chu]

To be v ở đây là thay cho mệnh đề quan hệ nhé bạn! cấu trúc tương đương đây:

John F. Kennedy was the first president of the United States to be born in the twentieth century. = John F. Kennedy was the first president of the United States who was born in the twentieth century.