He has devoted most of his time and energy _______ a cure for the disease.
#67940
A
find
B
finding
C
to find
D
to finding
推荐题目
According to the government, the new tax law will not ________until next month.
#71420
A
take effect
B
bring into effect
C
carry into effect
D
be for effect
—Will you lend me some paper?—Sorry,mine ______.
#82446
A
is running out of   
B
has been run out
C
has run out
D
has run out of