Aspirin (1) ---- to lower fever, relieve pain, reduce inflammation, and thin the blood.
Common
conditions (2) ---- with aspirin include headache, muscle and joint pain. Aspirin is believed to act
against fever, pain, and inflammation by interfering (3) ---- the synthesis of specific
prostaglandins in the body. (4) ---- its ability to inhibit the formation of blood clots, aspirin is also
used in law doses to prevent heart attack and stroke and to control unstable angina. The drug's
usefulness in preventing certain cancers, the dangerous high blood pressure (5) ---- sometimes
occurs during pregnancy and migraine headaches is also under investigation.
1
A) used
B) is used
C) has used
D) was to use
E) is to use
2.
A) treated
B) treating
C) to be treating
D) having treated
E) to have treated
3
A) on
B) at
C) for
D) with
E) over
4
A) In addition
B) Also
C) Although
D) Since
E) Because of
5
A) where
B) what
C) that
D) who
E) of which
History, (6) ---- its broadest sense, is the story of humanity's past. It also refers (7) ---- the
recording of that past. The (8) ---- sources of history include books, newspapers, printed
documents, personal papers (9) ---- oral accounts. Historians use this material to form coherent
narratives and uncover linked sequences and patterns in past events. (10) ---- histories are
concerned with causality, that is, why certain outcomes happened as they did, and how they are
linked to earlier events.
6. A) in B) at C) of D) as E) on
7.- A) on B)at C) for D) with E) to
8
A) subsequent
B) punctual
C) exciting
D) diverse
E) previous
9
A) on account of
B) despite
C) due to
D) as well as
E) but for
10
A) Much
B) Most
C) Every
D) Whole
E) Each