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D. aquatic
This term describes the habitat or conditions that involve living in, happening in, or being connected with water. Aquatic ecosystems are diverse and can be found in both marine and freshwater environments. Examples of aquatic organisms include fish, marine mammals, seabirds, and various aquatic plants.
EX1:
1. She has two brothers, ...are engineer
A. whom both
B. both who
C, both of whom
D, both whom
2. Extinction means a situation ..... a plant, an animal or a way of life stops existing.
A. to which
B, for which
C, on which
D, in which
3. The party,..... I was the guest of honor, was extremely enjoyable
A. at that
B, at which
C. to that
D. to which
4. Ann has a lot of books,..... she has never read
A/most of that
B. most of these
C. most of which
D. which most of them
5. We have just visited disadvantaged children in an orphanage .....in Bac Ninh Province
A. located
B.locating
C.which locates
D. to locate
6. An endangered species is a species..... population is so small that it is in danger of becoming extinct
A.whose
B. which
C. what
D. who
7. Pumpkin seeds,..... protein and iron, are a popular snack
A. that
B, provide
C. which
D. which provide
8. He lives in a small town
A. where is called Taunton
B. which is called Taunton
C. is called Taunton
D. that called Taunton
9. .........instructed me how to make a good preparation for a job interview
A. John Robbins to that I spoke by telephone
B. John Robbins, that I spoke by telephone
C. John Robbins I spoke to telephone
D. John Robbins, whom I spoke to by telephone
10. The scientists..... on this project try to find the solution to air pollution
A.working
B, worked
C. are working
D,who working
#maymay#
need=>needed
medic=>medical