Exercise 3. Make nouns from the verbs by adding the correct suffix -tion, -sion, or -ation. Make changes in the word form, if necessary. Trả lời câu hỏi dưới đây:pollute -> ………………….
Câu hỏi
Nhận biết
Exercise 3. Make nouns from the verbs by adding the correct suffix -tion, -sion, or -ation. Make changes in the word form, if necessary.