Regular verb: scheme - schemed - schemed
Simple form | V-ing form |
I must scheme you must scheme he must scheme we must scheme you must scheme they must scheme | I must be scheming you must be scheming he must be scheming we must be scheming you must be scheming they must be scheming |
Perfect | V-ing perfect |
I must have schemed you must have schemed he must have schemed we must have schemed you must have schemed they must have schemed | I must have been scheming you must have been scheming he must have been scheming we must have been scheming you must have been scheming they must have been scheming |
Simple form | V-ing form |
I must not scheme you must not scheme he must not scheme we must not scheme you must not scheme they must not scheme | I must not be scheming you must not be scheming he must not be scheming we must not be scheming you must not be scheming they must not be scheming |
Perfect | V-ing perfect |
I must not have schemed you must not have schemed he must not have schemed we must not have schemed you must not have schemed they must not have schemed | I must not have been scheming you must not have been scheming he must not have been scheming we must not have been scheming you must not have been scheming they must not have been scheming |
Simple form | V-ing form |
must I scheme? must you scheme? must he scheme? must we scheme? must you scheme? must they scheme? | must I be scheming? must you be scheming? must he be scheming? must we be scheming? must you be scheming? must they be scheming? |
Perfect | V-ing perfect |
must I have schemed? must you have schemed? must he have schemed? must we have schemed? must you have schemed? must they have schemed? | must I have been scheming? must you have been scheming? must he have been scheming? must we have been scheming? must you have been scheming? must they have been scheming? |
Simple form | V-ing form |
must I not scheme? must you not scheme? must he not scheme? must we not scheme? must you not scheme? must they not scheme? | must I not be scheming? must you not be scheming? must he not be scheming? must we not be scheming? must you not be scheming? must they not be scheming? |
Perfect | V-ing perfect |
must I not have schemed? must you not have schemed? must he not have schemed? must we not have schemed? must you not have schemed? must they not have schemed? | must I not have been scheming? must you not have been scheming? must he not have been scheming? must we not have been scheming? must you not have been scheming? must they not have been scheming? |