Don’t ______ too late, or you’ll feel tired tomorrow.
My parents want me to get further study to be ________ an engineer _______ a scientist, ________ I would like to be a famous surgeon doctor.
We all know that we’ll meet all kinds of difficulties in our lives in the future. We should learn to be ________ any challenge!
—My cousin is good at all his subjects at school, but he never ________.—What a ________ boy! We should learn from him.
My best friend Alex failed in the maths competition. I’d like to _________.
--What about going boating this afternoon?--It sounds great. ________.