—It’s dangerous to swim here. Look at the sign.—Oh, I _______ notice it. Thanks for telling me.
#42701
A
haven’t
B
won’t
C
don’t
D
didn’t
推荐题目
Mother   the Christmas tree every year . I like the  
#40595
A
decorating, decorate
B
decorate , decoration
C
decorates , decoration
D
decorating, decoration
John       to London to watch the Olympic Games next week.
#40658
A
flies
B
flew
C
will fly
D
has flown