动动脑。（选择相应的答语，只填序号）
(  )（1）What’s ten plus eleven?
(  )（2）What are these?
(  )（3）What’s one plus one?
(  )（4）What’s your name?
(  )（5）What’s five plus five?

A．Ten.

B．These are my friends.

C．My name is Maomao.

D．Twenty- one.

E. Two.