There is (an orange)on the desk(对括号部分提问
There is (an orange)on the desk(对括号部分提问
there is an orange on the desk.(对an orange提问)
(the watch) is on the desk.对括号部分提问
There is (a) watch on the desk.(对括号部分提问)
There is (a clock )on the desk.对括号里的部分提问.
My book 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 book is 【on the desk】.[对括号部分提问]
The desk is orange.对orange提问
my eraser is (on the desk).对括号部分提问 the baseball is under the
There is (an apple)on the desk.括号里提问
there is an eraser on the desk 对划线句提问 an eraser 划线