Current location - Training Enrollment Network - Mathematics courses - Fill in the appropriate units in the horizontal line. A pencil is 1 8 _ _ _ _ The math textbook is 7 _ _ _ _ The desk is 7 _ _ _ _ The blackboard is 3 _ _ _ I am1small.
Fill in the appropriate units in the horizontal line. A pencil is 1 8 _ _ _ _ The math textbook is 7 _ _ _ _ The desk is 7 _ _ _ _ The blackboard is 3 _ _ _ I am1small.
A pencil is18cm long; The math textbook is 7 mm thick; The desk is 7 meters high;

The blackboard is 3 meters long; ? 1 hour walked about 3 kilometers; Xiao Ming weighs about 26 kilograms;

The load capacity of the van is 2 tons; It took Xiao Ming 3 seconds to open the door. ? It takes Xiao Li seven minutes to sing a song.

I spend nine hours sleeping every day.

So, the answer is: cm; Millimeter; Decimeter; Rice; Kilometer; Kilogram; Tons; Seconds; Minutes; A few hours.

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