I spent half an hour swimming 这句话对吗?
Mary spent half an hour on play the piano 这句话不对吗?应该怎么该?
I spent half an hour ______ my homework
( ) 15.I spent half an hour ___________ my homework .finish
I spent half an hour ___(finish) my homework.
We spent an hour in reaching the top of the mountain.这句话对吗?对
1、I spent half an hour(working on)this difficult math proble
I spent half an hour on my homework yesterday.(保持原意
I spent half an hour getting to the shop改为同义句
英语I spent half an hour getting to the shop.改为同义句:( )( )( )ha
I spent half an hour finishing ___ work.这里要填the吗?为什么?
I spent half an hour on my homework yesterday.(保持原意)
I spent half an hour cleaning my room.(同义句转换)