请请从五个句子中选择恰当的一个,将其字母代号填在相对应图画下面的括号内。
How many birds can you see? A.How nice! B.I can see thirteen.
I'm sorry. A.It's OK! B.Thank you!
Where are you from? A.I'm from China. B.I' m a student.
—that boy ? —my bother ? A.Who ; he’s B.Who’s ; He’s
Nine and nine is . A.nineteen B.eighteen