the children are swimming in the river对画线部分提问

the children are swimming in the river对画线部分提问 They are (swimming in the river).对画线部分提问 the fish are swimming 画线in the river 画线提问 Those ducks are (swimming) in the river.对括号部分提问 The fish are swimming in the river.对in the river进行提问 he is swimming in the sea(in the sea画线）对画线部分提问 I am swimming in the swimming pool对画线部分提问 The fish are swimming (in the river) 就括号部分提问 Children are forbidden ------ in the river.A swimming The fish is swimming in the river.（对划线部分提问） There are _ten__children in the room.对画线部分提问 his keys are in the bag对画线部分提问