. Since last year, the global economic slowdown ________ in many countries. It is expected that the world economy will not recover until the end of 2010.
#103797
A
is spreading
B
spread
C
had spread
D
has been spreading
推荐题目
—What were you up to when she dropped in?—I _________ for a while and __________ some reading.
#104505
A
was playing; was going to do
B
played; did
C
had played; was going to do
D
had played; did
I got caught in the rain and my suit______. 
#102751
A
has ruined
B
had ruined
C
has been ruined
D
had been ruined