I have trouble ________ the new words. 

—What do you mean by this?—No need for you to worry about your money and be angry with me. You ______get it this afternoon.

Passengers _____ fasten their seat belts immediately after taking their seats. The belts should remain buckled during the flight whether or not the “fasten seat belt” light is on.

— You used to 　　　　 the bus to school, didn’t you?— Yes, I did. However, I am used to 　　　　 to school now.

---Someone is knocking at the door. Is it your brother?---No, it        be him. He’s gone to Hunan.