I didn’t hear what you said;I was looking at the picture.
I haven’t finished my homework yet,I was helping my mother in the kitchen all day yesterday.
A：“Did they catch her?”Mary was asking.
B:”No,she escaped.”Tom told her.
I was walking in the street when someone called me.
I was going to phone you,but I just didn’t have time.
The basketball match was taking place the next day,but it had to be canceled because of the heavy rain.
I thought you were never coming.
She went to the doctor yesterday. She was having a lot of trouble with her heart.
The girl was always changing her mind.
I was hearing Susan had entered the college.
As I were telling you,the boy took his stubbornness from his father.
As she was telling me,we must depend upon ourselves to make our own way as best we can.
I was wondering if you could help me.
I was hoping you could send me the book.
例句： He was not sitting idle,he was making preparations.
While the children were playing in the shade,their parents were working in the scorching sun.