Smoking is one of the ______ of heart disease and it kills lots of people every year.
#6737
A
causes
B
reasons
C
excuses
D
results
推荐题目
-----Hello, Jessica! What happened?----- I could not hear you clearly because my mobile phone could not receive a good ________.
#5425
A
sign
B
signal
C
symbol
D
mark
—Was the proposal passed at yesterday’s meeting?—Yes, but some members of the committee expressed _______.
#5084
A
associations
B
authority
C
corporations
D
reservations
According to a UN report，one third of the world population have no to clean drinking water and health care.
#5879
A
means
B
approach
C
channel
D
access
The financial crisis has put the world economy in a difficult _________.
#7479
A
occasion
B
condition
C
evaluation
D
situation