In public places, we can often see ______ that tell us useful things, such as no parking, no smoking, etc.
#5685
A
symptoms
B
signs
C
systems
D
signals
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I’ll let you know_____ I receive Brain’s e-mail message.
#6627
A
for the moment
B
at the moment
C
the moment
D
by the moment
Many countries are increasing their use of natural gas, wind and other forms of ______.
#5163
A
energy
B
power
C
force
D
strength
I'm afraid you have no _____ but to come along with us.
#7531
A
possibility
B
permission
C
choice
D
selection
My first______ of him was that he enjoyed telling jokes.
#5520
A
expression
B
attention
C
satisfaction
D
impression
Scientists have achieved a major ___ in the search for a cure for cancer, ____ is good news for those who suffer from cancer.
#5279
A
breakthrough; what
B
breakdown; which
C
breakup; that
D
breakthrough; which