Complete as frases utilizando o artigo a ou na



a) She has ---------------- white dog.
b) He wants --------------- piece of that cake.
c) I love to eat ----------apple every morning.
d) She has ---------- interesting idea.
e) My dad got --------------new job.
f) Sarah wants to be -----------dancer.
g) I will take ------------- taxi.
h) Maria is -------------- good girl.
i) My cousin wants to be -------------------- astronaut.
j) She is -------------- girl.
k) He is -------------- boy.
l) I need to buy ---------------- backpack.