This interesting book only ______ me tenyuan and I _______ ten month reading it.

Where’s your Mom， Xiao Hong––She ________ to music in her room.

I was nearly exhausted from preparing my experimentreport last night so I took a hot bath to myself.

_____was the Zipper invented –It was invented in 1893.

The shop was not far from here, so they went there on foot by bus