Read and choose（读一读，选择正确的问句，将字母代号写在前面的括号内）：

A．What can you see?

B．What do you like?

C．What colour is the duck?

D．What's this?

E．What colour are the ducks?
（_____） 1.--- ____________ --- The duck is yellow.
（_____） 2.--- ____________ --- I can see two ducks.    
（_____） 3.--- ____________ --- The ducks are yellow.   
（_____） 4.--- ____________ --- It's a duck.    
（_____） 5.--- ____________ --- I like ducks.