The twins look so much alike that no one can_________them___________
Đáp án C
Cụm “tell them apart”: phân biệt
Cặp song sinh giống nhau đến mức không ai có thể phân biệt họ
Ann's encouraging words gave me _________ to undertake the demanding task once again.
In the US the first stage of compulsory education _________ as elementary education.
The local people insisted that the road_________50 cm more so that, in case of flood, they still can travel on it.