It _____ about twenty years since CCTV ____ to broadcast English programs.
#101693
A
has been; begun
B
is; began
C
is; has begun
D
was; began
推荐题目
 I ______, but I was prevent by the heavy rain.
#104168
A
had meant coming
B
had meant to come
C
meant to come  
D
meant coming
I know the teacher ________ Mary when he spoke of a bright girl.
#103628
A
referred to
B
had referred to
C
was referring to
D
refers to
Do you think you could ______ his voice on the phone?
#100859
A
know
B
remember
C
recognize
D
realize
____is known to all, good friends _________ happiness and value to life.
#99280
A
It; add
B
As; add
C
It; add up
D
As; add to