This machine __________ It has worked for years.
#102524
A
didn’t work
B
wasn’t working
C
doesn’t work
D
isn’t working
推荐题目
 Hurry up! The train _____. You know it______ at 8:30 am.
#100211
A
leaves; leaves
B
is leaving; leaves
C
leaves; is leaving
D
is leaving; is leaving
—Mary, are you sure your aunt ___ back from America?—Yes. My mother ___ me. I am going to see her now. 
#100474
A
has come; told
B
came; had told
C
had come; tells
D
is coming; has told