[ Transitional Words ]
Medical studies have proven that sun damage can lead to melanoma; ________, you should always wear protective sunscreen.
A. however
B. for example
C. therefore
D. finally
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Grammar › ViewThose are _____ pets.
A. he
B. our
C. I
D. a
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Lying to gain personal benefits can be considered as _________ a crime.
A. happening
B. committing
C. attending
D. supporting
Grammar › ViewToday, many serious diseases_______ by early immunization.[ sự miễn dịch]
A. are preventing
B. can prevent
C. prevent
D. can be prevented
Grammar and Vocabulary › View
You use this to go to the fifth floor.
A. a park
B. a lamp
C. an elevator