After a few courses on painting,Helen said she would ________oil pointing in her spare time.
#69652
A
look up
B
take up
C
bring up
D
put up
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 In many countries, some scientists are already _______ research in order to produce a cloned human baby.
#69051
A
putting up with
B
coming up with
C
putting forward
D
pushing ahead with
The number of  the workers in this factory     300, that is to say, it       20%.
#69827
A
has increased by; has increased to
B
have increased to; have increased by
C
has increased to; has increased by
D
have increased by; have increased to
She’s fainted. Throw some water on her face and she’ll ____.
#82156
A
come round
B
come along
C
come on
D
come out