--Look! Somebody       the sofa. --Well, it wasn’t me. I didn’t do it.
#102155
A
is cleaning
B
was cleaning
C
has cleaned
D
had cleaned
推荐题目
. She insisted that she ______ somebody in the house.
#103816
A
should hear
B
heard
C
hear
D
was heard
Today’s temperature_______ between ten and thirty degrees.
#102750
A
change
B
ranges
C
is changed
D
is ranged
—Why weren’t you at the meeting? —I____ for a long distance call from my sister in America.
#99328
A
was waited
B
was waiting
C
has waited
D
have been waiting
Listen to the two girls by the window. What language ________? 
#100338
A
did they speak
B
were they speaking
C
have they been speaking
D
are they speaking