It is generally believed that teaching is ___________it is a science.
#4916
A
an art much as
B
much an art as
C
as an art much as
D
as much an art as
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.If _____,the experiment will be successful.
#4718
A
carefully doing
B
it done carefully
C
carefully done
D
doing carefully
_________to reach them on the phone, we sent an email instead.
#4947
A
Fail
B
Failed
C
To fail
D
Having failed
Her friend did everything in his ________ to help with her business.
#4637
A
energy
B
power
C
strength
D
force