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Tiếng anh bằng A –L106
1) Grassland vegetation reduces competition for water
among species by concentrates roots at different levels.
a) A
b) B
c) C
d) D
2) Like the giant reptiles, most lineages of organisms have
eventually become extinct; still some exist that have
changed very little in millions of year.
a) A
b) B
c) C
d) D
3) Demonstrations public are an effective means by which
advocacy groups can bring inequalities to the attention of
local, state and federal officials.
a) A
b) B
c) C
d) D
4) Methods used in preparing articles for an encyclopedia
differs, depending on the length of the article.
a) A
b) B
c) C
d) D