：a number of后接名词复数。改正：tribeà tribes

：a number of后接名词复数。改正：tribeà tribes参考译文：19世纪的很多北美的部落里,例如科曼奇族，过着一种以打猎美洲野牛为生的游牧生活。

Kết quả (Anh) 1:

: A number of followed by a plural noun. Correction: tribe à tribes text: in the 19th century many North American tribes, such as the Comanche tribe, lived a nomadic life made a living by hunting buffalo.

Kết quả (Anh) 2:

: A number of plural nouns followed. Correction: tribeà tribes Passage: Many tribes in North America in the 19th century, such as the Comanche tribe, lived to hunt bison living a nomadic life.

Kết quả (Anh) 3:

: after number of a, the plural. Correction: tribe, tribes text: in the 19th century a number of Native American tribes, such as the Comanche, a bison hunting for the nomadic way of life.