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(2010·山東)That's the new machine ________ parts are too small to be seen.

Three of the town’s factories have closed down _____ the space of a year.

--- How did you sleep last night?
--- Like a log. Never slept ________.

If you don’t learn to think _____ you are young, you may never learn.

I still don’t know ______ she’s planning to come to my birthday party or not.

The heart is a（n）       organ,  It is of absolute  importance to our body and life．

The poet ______described the peaceful Rocky Mountain and the beautiful Mississippi River in his newly-published poetry.

Just like spoken language, body language            from culture to culture,

Although the painting is very ____ pleasant, it is thought to be copied with a modern printing machine．

–Mary looks down today, what’s up?
--Well, ________happened between Mary and me is none of your business.