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Tiếng anh bằng A –L033
1) Colleges in the newly formed United States, in
recovering from the adverse effects of the American
Revolution, inaugurated a broad curriculum in response of
social demands.
a) A
b) B
c) C
d) D
2) Humus is formed during soil microorganisms
decompose animal and plant material into elements
usable by plants.
a) A
b) B
c) C
d) D
3) Ozone is an unstable faintly bluish gas that is the most
chemical active form of oxygen.
a) A
b) B
c) C
d) D
4) The development of professional sports in the United
States dates back to nineteenth century.
a) A
b) B
c) C