【Ithinkitgreattoseedocumentaries.A./;isn'tB.don't;isn'tC./;doesn'tD.don't;is1.Ithinkitgreattoseedocumentaries.A./;isn'tB.don't;isn'tC./;doesn'tD.don't;isA还是D2.butyouwashyourhandsfirstA.mayB.mustC.canD.need】

　　Ithinkitgreattoseedocumentaries.A./;isn'tB.don't;isn'tC./;doesn'tD.don't;is

　　1.Ithinkitgreattoseedocumentaries.

　　A./;isn'tB.don't;isn'tC./;doesn'tD.don't;isA还是D

　　2.butyouwashyourhandsfirst

　　A.mayB.mustC.canD.need