They were playing by the door a short time ago.(改为否定形式的疑问句)
They were playing by the door a short time ago.(改为否定形式的疑问句)
they were i______ by a knock at the door
They were students ten years ago改为一般疑问句和否定句
They were at work at that time.(改为否定句和一般疑问句并作肯否定回答)
The dog was in the garden a short time ago.改成一般疑问句
They were students ten yeas ago.改为否定句
they are wearing some short shorts today.(改为否定句、一般疑问句)
The diary was on the desk a moment ago(改为一般疑问句,并作否定回答)
They were working in the house.(改为一般疑问句)
They were under the table just now.改为否定句,一般疑问句,肯定句
They were swimming at that time.(改为否定句) They _____ swimming
a short time ago中文