----Hello，Jane，have you arrived at the hotel?-----Yeah，busy .I’ll call back later.
#65953
A
checking in
B
to check in
C
checking out
D
to check out
推荐题目
. The United States of America ________ 50 states.
#72512
A
makes up
B
refers to
C
consists of
D
gets close to
—How was your journey last week?—Very interesting. The people there still keep the custom _____ the Ming Dynasty, which is different from other areas.
#66500
A
dating back to
B
dating back
C
dated back to
D
dated back
Our teachers often ask us ______ over the answers carefully before handing in our papers.
#65270
A
go
B
going
C
to go
D
gone