Mark the letter A, B, C, or D to choose the underlined part in each sentence that needs correcting

----- Nội dung dịch tự động từ ảnh -----
cd by some Tamers in the crops.
VIII Mark the letter A, B, C, or D to choose the underlined part in each sentence that needs
correcting.
1. The world economy would be improve by the discovery of a cheap and non-polluting car.
A
B
C
D
2. Remove chemicals outside of the house; use eco-friendly pesticides that won't
A
B
C
contaminated groundwater.
D
3. In order to reduce our carbon footprint, we should replace the disposable items with the reuse.
B C
A
D
4. The hydrogen technology was still not invent in the 19th century.
A
B
C
D
5. Deforestation is a serious problem in South America where cattle farmers have accused of
A
B
cutting down large areas of forest to make room for cattle ranches.
C'
D