They can't take care of their children, do they?
A. Correct
B. Incorrect
Đáp án: B
Sửa: do ⇒ can
Dịch nghĩa: Họ không thể chăm sóc con cái của họ, phải không?
Hanoi has _________ skyscrapers than any other cities in the North of Vietnam.
Nowadays, there are _________ local people join in community tourism activities.
Hanoi and Ho Chi Minh city are overcrowded cities in Vietnam, is it?
Higher birth rate is one reason for population growth, isn't it?
People in poor countries tend to have _________ access to health services than those in rich countries.