关于whileShe saw me while (was) crossing the street.当中的was可不可以
I saw him while he was crossing the street 与 He was crossing
While I was walking down the street,I saw a cat in the tree
while Tom saw the UFO,he was walking down the street with hi
状语从句I saw a UFO while i was walking down the street yesterda
The child was crossing the street when he suddenly-----[fall
I was crossing the street,where were you
he was knocked down(when crossing the street).
a car n____ hit me while i was walking across the street 这个
(while the boy was walking down the street),the UFO landed 对
while he was looking for me i saw him first同义句___he was look
while he was looking for me,i saw him first.同义:_____he was l
One day,Tony was crossing the track ,when he saw that there