The students are going to discuss ______ the problem with their teacher.
Which sign can you mostly see in the school library?
---You needn’t get up early, we have changed our plan.--- Really, but I _______ about it.
---Do you prefer _______ to Beijing by air?---I would rather _______ a train.
---Dinner is ready.Help yourself!---Wow! This delicious.Could you please tell me how to cook it?
---Someone is knocking at the door. Is it your brother?---No, it be him. He’s gone to Hunan.