I am Tigger.I’m Winnie’s good friend,too.Winnie’s birthday is coming.I’m so happy.Look!I

问题描述:

I am Tigger.I’m Winnie’s good friend,too.Winnie’s birthday is coming.I’m so happy.Look!I
am(A.sing and dance
B.singing and dancing)注:am在I后面A\B是选的

B
现在进行时
我正在又唱又跳