I must wobble you must wobble he must wobble we must wobble you must wobble they must wobble
V-ing form
I must be wobbling you must be wobbling he must be wobbling we must be wobbling you must be wobbling they must be wobbling
Perfect
I must have wobbled you must have wobbled he must have wobbled we must have wobbled you must have wobbled they must have wobbled
V-ing perfect
I must have been wobbling you must have been wobbling he must have been wobbling we must have been wobbling you must have been wobbling they must have been wobbling
Negation
Simple form
I must not wobble you must not wobble he must not wobble we must not wobble you must not wobble they must not wobble
V-ing form
I must not be wobbling you must not be wobbling he must not be wobbling we must not be wobbling you must not be wobbling they must not be wobbling
Perfect
I must not have wobbled you must not have wobbled he must not have wobbled we must not have wobbled you must not have wobbled they must not have wobbled
V-ing perfect
I must not have been wobbling you must not have been wobbling he must not have been wobbling we must not have been wobbling you must not have been wobbling they must not have been wobbling
Interrogative form
Simple form
must I wobble? must you wobble? must he wobble? must we wobble? must you wobble? must they wobble?
V-ing form
must I be wobbling? must you be wobbling? must he be wobbling? must we be wobbling? must you be wobbling? must they be wobbling?
Perfect
must I have wobbled? must you have wobbled? must he have wobbled? must we have wobbled? must you have wobbled? must they have wobbled?
V-ing perfect
must I have been wobbling? must you have been wobbling? must he have been wobbling? must we have been wobbling? must you have been wobbling? must they have been wobbling?
Interro-negative form
Simple form
must I not wobble? must you not wobble? must he not wobble? must we not wobble? must you not wobble? must they not wobble?
V-ing form
must I not be wobbling? must you not be wobbling? must he not be wobbling? must we not be wobbling? must you not be wobbling? must they not be wobbling?
Perfect
must I not have wobbled? must you not have wobbled? must he not have wobbled? must we not have wobbled? must you not have wobbled? must they not have wobbled?
V-ing perfect
must I not have been wobbling? must you not have been wobbling? must he not have been wobbling? must we not have been wobbling? must you not have been wobbling? must they not have been wobbling?