-Do the Alberts live next door to you? -No, but they . [ ] A. used to B. used to
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![-Do the Alberts live next door to you? -No, but they . [ ] A. used to B. used to](/pic/43_870569.jpg)
-Do the Alberts live next door to you?
-No, but they ________.
[]A.used to
B.used to be
C.used to do
D.used to be done
试题答案
答案:A