"WHY IS TEDDY SO SAD

19/ - HE THONG DE KIEM TRA TRAC NGHIEM 15''''ANH 10 CB 2
HE THONG DE KIEM TRA TRAC NGHIEM 15''''ANH 10 CB 2

19/ "Why is Teddy so sad?" Because his bird...away.

a

flew

b

had flown

c

fly

d

flown