By the end of last week, we __________ a satisfactory solution to the problem.
#102214
A
have found
B
will be finding
C
had found
D
found
推荐题目
I      to go for a walk,but someone called and I couldn’t get away.
#102480
A
was planning
B
planned
C
had planned
D
would plan
—What’s that terrible noise? —The neighbors ________ for a party. 
#104750
A
have prepared
B
are preparing
C
prepare
D
will prepare