They____on the program for almost one month before l was arranged to help them. Now, we____on it as no result has come out.
#99542
A
had been working: are still working
B
had worked; were still working
C
have been working; have worked
D
have worked; are still working
推荐题目
---Have you ever seen Peter recently ?---Yes . He _____ me to ask you how you _____ along with your new job these days . 
#104619
A
has asked ; have been getting
B
asked ; were getting
C
often asks ; are getting
D
asked ; are getting
All visitors to this village______ with kindness.
#101940
A
treat
B
are treated
C
are treating
D
had been treated
—When did Bob leave?—I have no idea. I ________ a shower upstairs.
#99457
A
took
B
have taken
C
was taking
D
would take