问题补充：
----- Did you visit her while you in New York?
----- I to, but I was extremely busy.
A. stayed; was intending
B. was staying; intended
C. was staying; have intended
D. stayed; had intended
答案：
A. stayed; was intending
B. was staying; intended
C. was staying; have intended
(答案→)D. stayed; had intended
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