I'd be field-testing you'd be field-testing he'd be field-testing we'd be field-testing you'd be field-testing they'd be field-testing
Perfect
I should've field-tested you should've field-tested he should've field-tested we should've field-tested you should've field-tested they should've field-tested
V-ing perfect
I should've been field-testing you should've been field-testing he should've been field-testing we should've been field-testing you should've been field-testing they should've been field-testing
Negation
Simple form
I shouldn't field-test you shouldn't field-test he shouldn't field-test we shouldn't field-test you shouldn't field-test they shouldn't field-test
V-ing form
I shouldn't be field-testing you shouldn't be field-testing he shouldn't be field-testing we shouldn't be field-testing you shouldn't be field-testing they shouldn't be field-testing
Perfect
I shouldn't have field-tested you shouldn't have field-tested he shouldn't have field-tested we shouldn't have field-tested you shouldn't have field-tested they shouldn't have field-tested
V-ing perfect
I shouldn't have been field-testing you shouldn't have been field-testing he shouldn't have been field-testing we shouldn't have been field-testing you shouldn't have been field-testing they shouldn't have been field-testing
Interrogative form
Simple form
should I field-test? should you field-test? should he field-test? should we field-test? should you field-test? should they field-test?
V-ing form
should I be field-testing? should you be field-testing? should he be field-testing? should we be field-testing? should you be field-testing? should they be field-testing?
Perfect
should I have field-tested? should you have field-tested? should he have field-tested? should we have field-tested? should you have field-tested? should they have field-tested?
V-ing perfect
should I have been field-testing? should you have been field-testing? should he have been field-testing? should we have been field-testing? should you have been field-testing? should they have been field-testing?
Interro-negative form
Simple form
shouldn't I field-test? shouldn't you field-test? shouldn't he field-test? shouldn't we field-test? shouldn't you field-test? shouldn't they field-test?
V-ing form
shouldn't I be field-testing? shouldn't you be field-testing? shouldn't he be field-testing? shouldn't we be field-testing? shouldn't you be field-testing? shouldn't they be field-testing?
Perfect
shouldn't I have field-tested? shouldn't you have field-tested? shouldn't he have field-tested? shouldn't we have field-tested? shouldn't you have field-tested? shouldn't they have field-tested?
V-ing perfect
shouldn't I have been field-testing? shouldn't you have been field-testing? shouldn't he have been field-testing? shouldn't we have been field-testing? shouldn't you have been field-testing? shouldn't they have been field-testing?