500
To make a Yes/No questions using the progressive tense, ______ the _____ verb to the ________ of the question.
For WH- questions about the object, _________. Then you need to _____ the Subject and BE word order.
To make a Yes/No questions using the progressive tense, MOVE the BE verb to the BEGINNING of the question.
For WH- questions about the object, ADD WH-. Then you need to SWITCH/CHANGE the Subject and BE word order.