China sent up Shenzhou V manned spaceship into space successfully, which shows  science and technology ___ rapidly in China.
#101501
A
have been developing
B
develops
C
is developing
D
has developed
推荐题目
When I come in, I found a strange girl ______in the corner.
#103163
A
seating
B
seated
C
to be seating
D
seat
—Ring me at six tomorrow morning ,will you?—Why that early? I_____.
#100884
A
will be sleeping
B
have slept
C
have been sleeping
D
will sleep
Jack doesn’t smoke now, but he _______ for almost twenty years.
#101447
A
was smoking
B
had smoked
C
has smoked
D
smoked