完成句子
根据所给提示,完成句子,每空一词,含缩略词。
There were some people in the park last week. (改否定句)
There ________ ________ people in the park last week.
He put the camera in the drawer this morning. (划线部分提问)
_________ _________ he put the camera this morning.
The old man died five years ago. (改为同义句)
The old man has been _________ _________ five years ago.
我们必须阻止人们砍伐太多的树木。(完成译句)
We must ________ people from __________ down too many trees.