I can instrument you can instrument she can instrument we can instrument you can instrument they can instrument
V-ing form
I can be instrumenting you can be instrumenting she can be instrumenting we can be instrumenting you can be instrumenting they can be instrumenting
Perfect
I can have instrumented you can have instrumented she 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 she can have been instrumenting we can have been instrumenting you can have been instrumenting they can have been instrumenting
Negation
Simple form
I cannot instrument you cannot instrument she cannot instrument we cannot instrument you cannot instrument they cannot instrument
V-ing form
I cannot be instrumenting you cannot be instrumenting she cannot be instrumenting we cannot be instrumenting you cannot be instrumenting they cannot be instrumenting
Perfect
I cannot have instrumented you cannot have instrumented she cannot have instrumented we cannot have instrumented you cannot have instrumented they cannot have instrumented
V-ing perfect
I cannot have been instrumenting you cannot have been instrumenting she cannot have been instrumenting we cannot have been instrumenting you cannot have been instrumenting they cannot have been instrumenting
Interrogative form
Simple form
can I instrument? can you instrument? can she instrument? can we instrument? can you instrument? can they instrument?
V-ing form
can I be instrumenting? can you be instrumenting? can she be instrumenting? can we be instrumenting? can you be instrumenting? can they be instrumenting?
Perfect
can I have instrumented? can you have instrumented? can she 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 she have been instrumenting? can we have been instrumenting? can you have been instrumenting? can they have been instrumenting?
Interro-negative form
Simple form
can I not instrument? can you not instrument? can she not instrument? can we not instrument? can you not instrument? can they not instrument?
V-ing form
can I not be instrumenting? can you not be instrumenting? can she not be instrumenting? can we not be instrumenting? can you not be instrumenting? can they not be instrumenting?
Perfect
can I not have instrumented? can you not have instrumented? can she not have instrumented? can we not have instrumented? can you not have instrumented? can they not have instrumented?
V-ing perfect
can I not have been instrumenting? can you not have been instrumenting? can she not have been instrumenting? can we not have been instrumenting? can you not have been instrumenting? can they not have been instrumenting?