—Haven't seen you for ages! Where have you been? —I went to Ningxia and    there for one year, teaching as a volunteer. 
#99090
A
stayed
B
stay
C
had stayed
D
am staying
推荐题目
I can guess you were in a hurry. You      your sweater inside out .
#103993
A
had worn
B
are wearing
C
were having on
D
were dressing
 The novel is said _____ into many languages.
#103269
A
being translated
B
having been translated
C
to translate
D
to have been translated