Choose the best answer.
The church is over 500 years old. Our class visited it last summer.
A. The church which our class visited it last summer is over 500 years old.
B. The church that our class visited it last summer is over 500 years old.
C. The church which our class visited last summer is over 500 years old.
D. The church our class visit last summer is over 500 years old.
Đáp án: C
Dịch: Nhà thờ mà lớp chúng tôi ghé thăm vào mùa hè năm ngoái đã hơn 500 năm tuổi.