对打了括号的部分提问:We usually work from (8;00 am to 5;00pm)
对打了括号的部分提问:We usually work from (8;00 am to 5;00pm)
I (was singing a song) when my sister came in
Lucy is the tallest in her class(用比较级改为同义句)
The boy is very young and he can't carry the heavy desk(用too...to...改写成同义句)