Hello! I ________ you _______ in London. How long have you been here?
#102705
A
don’t know, were
B
hadn’t known ,are
C
haven’t known ,are
D
didn’t know, were
推荐题目
When their first child was born, they _________ for three years.
#103499
A
had married
B
had been married
C
got married
D
had got married
They suggested that the library ________ open during the vacation.
#102904
A
was kept
B
would be kept
C
is kept 
D
be kept
A new cinema _________ here now. They hope to finish it next month.
#99783
A
will be built
B
is built
C
has been built
D
is being built