When Madam Cuirie did the science experiement again, she was more careful where she _____ a mistake.
#104920
A
made
B
has made
C
was making
D
had made
推荐题目
－Have you known Dr Jackson for a long time?－Yes，since she the Chinese Society．
#102003
A
has joined
B
joins
C
had joined
D
joined
The 30th Olympic Games _____ in London．
#103512
A
will take its place
B
will happen
C
is to be held
D
will be held
-- Come on. I have a gift for you. --- How nice of you. I never ____ you _______ me a gift.
#101068
A
think; give
B
think; will give
C
thought; would give
D
thought; give
—How did you get in touch with Mrs.Green?—Well，it seems to me that you've forgotten ________ me her telephone number the other day.
#99580
A
to tell
B
have told
C
telling
D
being told
We all know laws to discourage the use of plastic bags _______ in many parts of the world.
#103962
A
passed
B
have passed
C
had been passed
D
have been passed