We should know that we can only reach the top if we are ready to ____ and learn from failure.

Can you imagine that_______ little ants can carry ______ many big worms

Who’s ________ speaking—-_________Amy.

So between 1510 and 1514 Copernicus worked on it, gradually _____ his theory until he felt it was complete. [ ]

Did he tell you anything ________— Yes, he told us the ________ of learning English well.