...... the ice cream sweet?
Is
The group ...... friendly. (✓)
is
...... I serious?
Am
He ...... (x) silly. He ...... (✓) clever.
isn't, is
A cat ...... quiet. (x) He ...... noisy. (✓)
isn't, is
...... we funny?
Are
The girls ...... trendy. (✓)
are
I ...... English. (x) I am Polish.
am not / 'm not
They ...... (x) rude.
aren't
I ...... lucky. (✓)
am
...... they polite?
Are
He ...... clever. (✓)
is
She ...... hard-working. (x) She ...... lazy. (✓)
isn't, is