Her tape player is (on the desk).对括号部分提问 THey are (my sons).

Her tape player is (on the desk).对括号部分提问 THey are (my sons). My book is (on the desk)对括号部分提问 my book is 【on the desk】.[对括号部分提问] frank's tape is (in the tape player).对括号部分提问 my eraser is (on the desk).对括号部分提问 the baseball is under the her ruler is (under the desk).对括号部分提问 (the watch) is on the desk.对括号部分提问 his eraser is (on the desk)对括号部分提问 My pencil box is （on the desk）.（对括号部分提问） （Nineteen pens） are on the desk 对括号部分提问 （ ） on the desk? desk,tape,the,is,teacher's,player,the,on Frank‘s tape is in the tape player对画线部分提问也就是in the tape play