Qing Dynasty ______for more than 200 years.
#100238
A
existed
B
has existed
C
was existed
D
has been existed
推荐题目
. Why _____ so many money recently? I am bored to see you.
#103814
A
are you borrowing
B
have you been borrowing
C
have you borrowed
D
did you borrow
His sister left home in 1998, and_______ ever since.
#102075
A
had not been heard of
B
has not been heard of
C
had not heard of
D
has not heard of
I’m glad to see that you ________ a lot of progress since I ________ you last. 
#104786
A
will make; have met
B
have been making; met
C
had made; met
D
have made; meeting
By the time he got up, I ______ for two hours in the factory.
#100958
A
have worked
B
worked
C
was working
D
had been working