--You haven’t said a word about the design ,Mike. What’s your idea?----I’m sorry I _______ about something else just now.
#100968
A
am thinking
B
thought
C
was thinking
D
had thought
推荐题目
 My new pen __________.Who __________ have taken it?
#99071
A
has been disappeared; can
B
has disappeared; could
C
is missing; should
D
has been lost; may
He said to us that he ____the teacher’s instructions.
#100425
A
must follow
B
followed
C
follow
D
must have followed
If nothing ________, the oceans will turn into fish deserts.
#100592
A
does
B
had been done
C
will do
D
is done