You are always making noises! Why must you be so annoying while the latest sports news ____ on the radio!
#100531
A
is broadcast
B
was broadcast
C
has been broadcast
D
is being broadcast
推荐题目
By the time he was twelve, Edison _______ to make a living by himself.
#101794
A
would begin
B
has begun
C
had begun
D
began
Only a small percentage of the graduates ___________________ a job. 
#100121
A
have been offered
B
have offered
C
has been offered
D
has offered
Don’t disturb me. I_______ letters all morning and have written ten so far.
#100860
A
have written
B
am writing
C
was writing
D
have been writing