—We can        a bus to Shanghai. Bus tickets(票) are cheap.— I want to go there        train. It has a lot of fun.

 In the family photo, my sister is ________ the left. 

— Look! The girl __________ long hair is building a snowman. Is she Sandy?  — It __________ be her. I’m not sure.

Jack’s sister has been a tour guide _______two years ago.

Listen!  Some birds are singing __ the tree!