✔ 最佳答案
was後面的動詞形態是 +ing
e.g.
肯定句
I
he--------was----watching
she----------------doing
it-------------------living
we-----------------playing
you-------were-----------etc.
they
否定句
I
he------was not-----watching
she--------------------doing
it------------------------living
we---------------------playing
you-----were not-----------etc.
they
疑問句
------------I
Was-----he-----------watching
-----------she----------doing
------------it-------------living
-----------we------------playing
Were---you-------------------etc
-----------they