It is important for students ______ eye exercises every day.A.are doing B.doing C.do D.to do

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• It is important for students ______ eye exercises every day.A.are doing B.doing C.do D.to do
• It is important for students ______ eye exercises every day.A.are doing B.doing C.do D.to do
• tell sb doing sth和tell sb to do sth的意思?
• __ me go .It is very important for me .空格填什么最好 A Do let B Let do C Doing let D To do let.