. The reason for all the changes being made _______to us yet.
#103486
A
has not explained
B
has not been explained
C
did not explained
D
were not explained
推荐题目
I want to buy that kind of cloth because I _______ the cloth _______ well.
#102084
A
have told; washes
B
have been told; is washed
C
was told; washed
D
have been told; washes
Among all the birthday gifts ______ a DIY card, which I like best. 
#100914
A
is included
B
include
C
were included
D
including
— Julia, what were you doing when Anna called you?—I       my housework and       to take a bath.
#101677
A
had finished; started
B
have finished; to start
C
have finished; have started
D
had finished; was starting