That’s a new word. You’d better in your dictionary.

Isn’t that your new English teacher over there– No, it ______ be her. She doesn’t have long hair.

Although we are young, ______ we can stilldo something to help them.

We are going to take the high-speed train to Xi’an tomorrow, so an early arrival at the station_________.

It was dangerous for you to swim in that river. You eaten by the fish. [ ]