33
0:12
1 ਸਪੀਕਰ
1 ਚੈਪਟਰ
9 ਰੇਖਾ- ਖੰਡ
ਸਪੀਕਰ
ਚੈਪਟਰ
-
0:00ਚੈਪਟਰ 1: Number 21. 10s · Speaker 1
Number 21. Why is that door locked? A. In the safe. B. Yes, near the exit door. C. Is a restricted area.