PRACTICE TEST 10- Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân
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There was during the Industrial Revolution that the United States was able to increase productivity through mechanization.

100/100

There was during the Industrial Revolution that the United States was able to increase productivity through mechanization.

There was

that

to increase

productivity

Giải thích

Chọn đáp án A