I often watched them play soccer last year我知道watch sb do 但为什么不用played do一定是动词原型吗?

I often watched them play soccer last year我知道watch sb do 但为什么不用played do一定是动词原型吗? Last year,I often ____ football with my friends.But now,I ____ because I'm busyThe kids ____ happily on the piayground.Their mother sat on the grass and watched them ____. I often watched Mike play basketball after school.这里有often为什么还要用washedquickly I often have them什么 lunch i often watched TV until midnight.(同义句转换) I（ ） ( )watch TV until midnight. I often watched Mike__basketball at school.A.play B.to play C.played D.plays 要说明理由,I often watched Jack------volleyball at school.A.playB.to playC.playedD.plays i often watched tv until midnight.等于什么 i_____ _____watch tv until midnight 英语翻译：I watched the three of them make their way down the length of the carpet. 改错：I often watch sitcoms,so I like them. I like chicken.I often eat them还是it 翻译 I often change some paper money for them i often see them __(play) the computers games I often help them with their Chinese同义句rt I often have d什么 with them 填空 My shoes are very c＿ .I often wear them. I often wear them.wear为什么不加s i often ( )my homework after dinner,but yesterday evening,.i watched tv.括号中应用do的什么形态