I can instrument you can instrument he can instrument we can instrument you can instrument they can instrument
V-ing form
I can be instrumenting you can be instrumenting he can be instrumenting we can be instrumenting you can be instrumenting they can be instrumenting
Perfect
I can have instrumented you can have instrumented he can have instrumented we can have instrumented you can have instrumented they can have instrumented
V-ing perfect
I can have been instrumenting you can have been instrumenting he can have been instrumenting we can have been instrumenting you can have been instrumenting they can have been instrumenting
Negation
Simple form
I can't instrument you can't instrument he can't instrument we can't instrument you can't instrument they can't instrument
V-ing form
I can't be instrumenting you can't be instrumenting he can't be instrumenting we can't be instrumenting you can't be instrumenting they can't be instrumenting
Perfect
I can't have instrumented you can't have instrumented he can't have instrumented we can't have instrumented you can't have instrumented they can't have instrumented
V-ing perfect
I can't have been instrumenting you can't have been instrumenting he can't have been instrumenting we can't have been instrumenting you can't have been instrumenting they can't have been instrumenting
Interrogative form
Simple form
can I instrument? can you instrument? can he instrument? can we instrument? can you instrument? can they instrument?
V-ing form
can I be instrumenting? can you be instrumenting? can he be instrumenting? can we be instrumenting? can you be instrumenting? can they be instrumenting?
Perfect
can I have instrumented? can you have instrumented? can he have instrumented? can we have instrumented? can you have instrumented? can they have instrumented?
V-ing perfect
can I have been instrumenting? can you have been instrumenting? can he have been instrumenting? can we have been instrumenting? can you have been instrumenting? can they have been instrumenting?
Interro-negative form
Simple form
can't I instrument? can't you instrument? can't he instrument? can't we instrument? can't you instrument? can't they instrument?
V-ing form
can't I be instrumenting? can't you be instrumenting? can't he be instrumenting? can't we be instrumenting? can't you be instrumenting? can't they be instrumenting?
Perfect
can't I have instrumented? can't you have instrumented? can't he have instrumented? can't we have instrumented? can't you have instrumented? can't they have instrumented?
V-ing perfect
can't I have been instrumenting? can't you have been instrumenting? can't he have been instrumenting? can't we have been instrumenting? can't you have been instrumenting? can't they have been instrumenting?