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【单选题】
When I saw Mary , she _______on the piano.

is playing
plays
was playing
played
【单选题】
When I saw Mary, she ___ on the piano.

is playing
plays
was playing
played
【单选题】
Ahead of me I saw a woman ____I thought was my aunt.

who
whom
of whom
whose
【单选题】
1.When I saw Mary, she on the piano.

is playing
plays
was playing
played
【判断题】
When I saw him, he was cleaninging his room.

正确
错误
【单选题】
I saw that she was in difficulty with all those parcels, so I offered my_____.

service
money
use
chance
【单选题】
I fell and broke my leg when I_______riding my bike.

/
is
was
【单选题】
I haven’t made ( ) my mind where to go.

up
from
out
in
【单选题】
I will take my daughter with me when I __________ Shanghai.

go to
will go to
have been to
have gone to
【单选题】
I sprained my ankle when I _______ running in the street.

is
was
/