The man is teaching in our school, but，believe it or not，he __ as a business man for 8 years.
#102963
A
worked
B
was working
C
had worked
D
has been working
推荐题目
Michael __________ here to see you and he____________ a note on your desk.
#104817
A
has come; had left
B
has been; has left
C
has come; left
D
has been; left
When hearing the good news, both the child and the mother ______ very happy.
#103298
A
wasn’t
B
were
C
is
D
aren’t
In the past few years, sea ice ____ in the Arctic as a result of global warming.
#101821
A
had melted
B
has been melting
C
melted
D
is melting
He is the only one of the students who ________ a winner of schoolarship for three years.
#100559
A
is
B
has been
C
are
D
have been
“Do you know that Jack ______ a postman for about six years?” “Yes, I see.”
#104387
A
has become
B
has turned
C
has changed
D
has been