the boat kept doing round and round,还是back and back

the boat kept doing round and round,还是back and back The pupils here_all kinds of exercises every day in the past four weeks.A. kept busy doing B.keep on doingC.have kept busy doing D.have been kept busy doing.选什么,为什么 The students here ______ all kinds of exercises every day in the past four days.A.have been kept busy doing B.have kept busy doingC.kept busy doing D.keep on doing 不明白怎么会是被动 keep doing sth kept remembering. bring the boat还是take the boat The pupils here ______ all kinds of exercises every day in the past four weeks.A.kept busy doing The pupils here_all kinds of exercises every day in the past four weeks.A.kept busy doing B.keep on doingC.have kept busy doing D.have been kept busy doi [-A9] The pupils here _____ all kinds of exercises every day in the last four weeks.A.keep busy doing B.keep on doing C.have kept busy withD.have been kept busy doing 翻译并分析 英语翻译certain documents,for example,air or boat tickets,may have to be kept and your driver will issue them to you at the relevant point. the Dragon Boat Festival watch the dragon boat Look,the children ()(boat) Rock The Boat 歌词 a boat on the The Boat House 歌词 kept the gate是什么意思 in the boat和on the boat 谁对 谁错? Get in the boat please. He wanted to______into the boat