--- When did you buy this computer? It looks so new.--- I it for only a couple of days. My sister bought it for me as a birthday present.
----My cousin is good at all his subjects at school, but he never ________. ----What a ________ boy! We should learn from him.
What should we _______ in class? We should pay attention _______ notes when necessary.
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 learning a foreign language ______ time and effort.
I find ____ useful _____ English well.