Workers are cutting down some trees in the park.

Workers are cutting down some trees in the park. they are _____ workers cutting cutting Now the workers are workingNow the workers are ()()同义句 these workers are very friendly_us What are the workers building? The workers who work in the factory must be abie to o__ the cutting machine They are workers.(对划线部分workers提问) workers are leaving now .还是workers leave now At this time yesterday my neighbors____grass in the garden.A.are cutting B.were cutting C.were cutting D.cut knives are used ______ things .A.cut B.cutting .C.to cut D.in cutting They are both office workers是什么意思 My parents are workers.改同义句 workers both are they 【连词成句】 Are they workers Yes（ ） No（ ） My parents are workers(改为同义句) They are Chinese workers.改为一般疑问句