______ Kathy was watching TV, her mother asked her to go shopping.
#56706
A
Before
B
Until
C
While
D
After
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Rick has learned a lot about Chinese culture _____ he came to China.
#55330
A
before
B
when
C
until
D
since
—Would you like to go for a walk with me?—I’d love to, ________I’m afraid I have to finish my homework first.
#56529
A
but
B
so
C
and
D
or
