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IV. Choose the best answer A, B, C or D to fill the blanks. (1 pt)
Ha Long Bay is a UNESCO World Heritage Site and popular travel (25)
Quang Ninh Province, Vietnam. The bay features thousands of limestone karsts and isles
in various shapes and sizes. Ha Long Bay is a center of a larger zone which (26)
Tu Long Bay to the northeast, and Cat Ba Island to the southwest.
Ha Long Bay has an area of around 1,553km?, including 1,960 - 2,000 islets, most of
(27)
of 775 islets. The limestone in this bay has gone through 500 million years inormation in
different conditions and environments. The evolution of the karst in this bay has taken 20
million years (28)
environment in the area has created biodiversity, including a tropical evergreen
biosystem, oceanic and sea shore biosystem. Ha Long Bay is home to 14 endemic floral
species and 60 endemic faunal species.
25. a. situation
in
Bai
are limestone. The core of the bay has an area of 334km? with a high density
the impact of the tropical wet clinmate. The geo-diversity of the
c. direction
c. consists
c. which
c. for
b. destination
d. ground
d. covers
26. a. offers
27. a. them
b. includes
b. who
d. whom
28. a. in
b. of
d. under