I'd be machining you'd be machining he'd be machining we'd be machining you'd be machining they'd be machining
Perfect
I should've machined you should've machined he should've machined we should've machined you should've machined they should've machined
V-ing perfect
I should've been machining you should've been machining he should've been machining we should've been machining you should've been machining they should've been machining
Negation
Simple form
I shouldn't machine you shouldn't machine he shouldn't machine we shouldn't machine you shouldn't machine they shouldn't machine
V-ing form
I shouldn't be machining you shouldn't be machining he shouldn't be machining we shouldn't be machining you shouldn't be machining they shouldn't be machining
Perfect
I shouldn't have machined you shouldn't have machined he shouldn't have machined we shouldn't have machined you shouldn't have machined they shouldn't have machined
V-ing perfect
I shouldn't have been machining you shouldn't have been machining he shouldn't have been machining we shouldn't have been machining you shouldn't have been machining they shouldn't have been machining
Interrogative form
Simple form
should I machine? should you machine? should he machine? should we machine? should you machine? should they machine?
V-ing form
should I be machining? should you be machining? should he be machining? should we be machining? should you be machining? should they be machining?
Perfect
should I have machined? should you have machined? should he have machined? should we have machined? should you have machined? should they have machined?
V-ing perfect
should I have been machining? should you have been machining? should he have been machining? should we have been machining? should you have been machining? should they have been machining?
Interro-negative form
Simple form
shouldn't I machine? shouldn't you machine? shouldn't he machine? shouldn't we machine? shouldn't you machine? shouldn't they machine?
V-ing form
shouldn't I be machining? shouldn't you be machining? shouldn't he be machining? shouldn't we be machining? shouldn't you be machining? shouldn't they be machining?
Perfect
shouldn't I have machined? shouldn't you have machined? shouldn't he have machined? shouldn't we have machined? shouldn't you have machined? shouldn't they have machined?
V-ing perfect
shouldn't I have been machining? shouldn't you have been machining? shouldn't he have been machining? shouldn't we have been machining? shouldn't you have been machining? shouldn't they have been machining?