Помогите воткнуть необходимое слово:there...a box of sweets in the bag. a)is

Помогите воткнуть необходимое слово:
there...a box of sweets in the bag. a)is b)are c)is no There .. black coffe in the cup. a)were B)are c)is The toy car... under the chair. a) not was b)was not c)didn"t be ...balls in the box? a)were there b) did there were c)THere were were you at the stadium yesterday? a)yes i was b) yes i am c) yes i were there is on the tree. a)birds b) a bird c) bird