Mr. Lee, who ________ as a carpenter for over 10 years, is now a very famous statesman in this country. 
#102331
A
has worked
B
had worked
C
worked
D
works
推荐题目
When Mary came, I _____ on the piano.
#100254
A
is playing
B
plays
C
was playing
D
played
Our food supply _____. We’d better get some in case there’s ____ left.
#101949
A
is running out, none
B
has run out of, none
C
is using up, nothing
D
has used up, nothing