He _________ in American for five years, and now he works in Shanghai.
#102614
A
have worked
B
worked
C
had worked
D
have been working
推荐题目
—The windows are dirty.—I know. They _________ for weeks.
#102514
A
haven’t cleaned
B
didn’t clean
C
weren’t cleaned
D
haven’t been cleaned
The decorations were so lovely that they _____ in a short time. 
#101213
A
sold out
B
has been sold out
C
were sold out
D
were selling out