多项选择题

Which of the following printers sprays the paper？（）

A.impact
B.laser
C.thermal
D.solid ink
E.ink jet

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单项选择题

A.glass cleaner and paper towels
B.dish soap and a wet towel
C.a soft， pre-moistened towel or wipe
D.dry paper towels

单项选择题

A.ink jet
B.thermal
C.impact
D.laser