Point
1.00
Question Text
Find the underlined part that needs correction in the following question.
26. Visitors to the national park are encouraged to explore by their own, but they should stay on trails for safety.
A. to | B. to explore | C. by | D. for safety |
Quiz Section
Position
2.00
Question Type
Multiple Choice
Master uuid
fbd8657a-75d2-4611-83b4-70846d742bfb
Shuffle Answers
On
🔍 Phân tích:
Cụm "by their own" là sai ngữ pháp.
→ nghĩa là “một mình / tự mình làm gì đó”.
Các phần còn lại:
✅ Đáp án đúng: C. by