Tháng Hai 29, 2024

At times, this can be risky, and the keepers have been injured and one has been killed.

At times, this can be risky, and the keepers have been injured and one has been killed.

A. good

B. useful

C. healthy

D. secure

D là đáp án đúng

Lời giải:

risky: mạo hiểm >< secure: an toàn