Have you ever _____to the Great Wall? It's very beautiful.
A. gone
B. been
C. went
D. go
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Her brother _____the Party since 1978.
A. joined
B. has joined
C. has been in
D. was in
The Greens _____many places of interest since they came to China.
A. will visit
B. visited
C. have visited
D. visit
I'm sorry, I ____ your name.
A. had forgotten
B. forgot
C. have forgotten
D. forgotten
The bookshop _____ for eight years.
A. has been open
B. has been opened
C. has opened
D. has open
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