Mr. Smith, I should tell you this is the fifth time you ______ me for my twin sister.
#100248
A
have mistaken
B
are mistaking
C
mistook
D
are mistaken
推荐题目
.The Maori ________ in New Zealand for about 1,000 years, but their present lifestyle and culture differ little from _________ of their ancestors.
#103804
A
have lived; that
B
had been living; ones
C
have been living; those
D
have been living; the one
I believe that those mountains ________ with trees in a few years’ time. 
#102710
A
are covered
B
will be covered
C
are covering
D
will cover
 I ______ Wang Tao in the street yesterday. We _______ each other since he went to Beijing.
#103626
A
met, didn’t seen
B
have met, hadn’t seen
C
met, haven’t seen
D
met, hadn’t seen