--- David. Why are you still here? They are ready to start.--- Sorry, but I        when to leave.
#44415
A
don’t tell
B
didn’t tell
C
am not told
D
wasn’t told
推荐题目
---Where’s your mother?   ---Oh, she ______ Shanghai on business. 
#44748
A
have been to
B
have gone to
C
has been to
D
has gone to
The old house with a garden ______ 80 years ago.
#44546
A
built
B
build
C
was built
D
is built
    These photos _______ by my sister on Mount Tai last summer.
#45007
A
take
B
took
C
are taken
D
were taken