Lucy spent three years _______ Chinese before she came to China.
#52394
A
on learning
B
to learn
C
learning
D
learn
推荐题目
 ---Do the Smiths live next door to you?---No, but they _________.
#58575
A
used to
B
used to do
C
are used to
D
used to be
---Who _______ the book _______? --- It was written by Lu Xun.
#53239
A
is …written by
B
did ,write
C
was, written
D
was, written by