Question

III. Supply the correct forms of the words in brackets.

1. He is engrossed in doing (science) …………….. research.

2. Oil spills are a great (threaten) …………………………… to the undersea world.  

3. He wants (width) ……………… his knowledge of the subject.

4. The giant panda is a(n)  (danger)) ……………..species.

5. You may be surprised at the large (varied) ……………..of animals in national parks

Answer 1

Tham khảo:

https://hoc24.vn/cau-hoi/cho-dang-dung-cua-dong-tu-trong-ngoac1-he-is-engrossed-in-doingscience-research2-oil-spills-are-a-greatthreaten.180018949294

Còn câu 4 là dangerous 

Answer 2

III. Supply the correct forms of the words in brackets.

1. He is engrossed in doing (science) ………scientific …….. research.

2. Oil spills are a great (threaten) …………threat………………… to the undersea world.  

3. He wants (width) ………widen……… his knowledge of the subject.

4. The giant panda is a(n)  (danger)) ………dangerous……..species.

5. You may be surprised at the large (varied) …………variety…..of animals in national parks

Answer 3

1 scicetific

2 threat

3 widen

4 dangerous

5 variety