Regular verb: invest - invested - invested
Simple form | V-ing form |
I must invest you must invest she must invest we must invest you must invest they must invest | I must be investing you must be investing she must be investing we must be investing you must be investing they must be investing |
Perfect | V-ing perfect |
I must have invested you must have invested she must have invested we must have invested you must have invested they must have invested | I must have been investing you must have been investing she must have been investing we must have been investing you must have been investing they must have been investing |
Simple form | V-ing form |
I mustn't invest you mustn't invest she mustn't invest we mustn't invest you mustn't invest they mustn't invest | I mustn't be investing you mustn't be investing she mustn't be investing we mustn't be investing you mustn't be investing they mustn't be investing |
Perfect | V-ing perfect |
I mustn't have invested you mustn't have invested she mustn't have invested we mustn't have invested you mustn't have invested they mustn't have invested | I mustn't have been investing you mustn't have been investing she mustn't have been investing we mustn't have been investing you mustn't have been investing they mustn't have been investing |
Simple form | V-ing form |
must I invest? must you invest? must she invest? must we invest? must you invest? must they invest? | must I be investing? must you be investing? must she be investing? must we be investing? must you be investing? must they be investing? |
Perfect | V-ing perfect |
must I have invested? must you have invested? must she have invested? must we have invested? must you have invested? must they have invested? | must I have been investing? must you have been investing? must she have been investing? must we have been investing? must you have been investing? must they have been investing? |
Simple form | V-ing form |
mustn't I invest? mustn't you invest? mustn't she invest? mustn't we invest? mustn't you invest? mustn't they invest? | mustn't I be investing? mustn't you be investing? mustn't she be investing? mustn't we be investing? mustn't you be investing? mustn't they be investing? |
Perfect | V-ing perfect |
mustn't I have invested? mustn't you have invested? mustn't she have invested? mustn't we have invested? mustn't you have invested? mustn't they have invested? | mustn't I have been investing? mustn't you have been investing? mustn't she have been investing? mustn't we have been investing? mustn't you have been investing? mustn't they have been investing? |