—What do you think of teacher,Bob?—I find it fun and challenging.It is a job ________ you are doing something serious but interesting.
_________of much homework, the students rushed out of the classroom and enjoyed themselves.
I can think of many cases_______students obviously knew a lot of English words and expressions but wouldn’t write a good composition.
However much _______, it will be worth it.
—Such a mistake could have been avoided.—Unfortunately, he_______the mistake again and again
—I hear that you will be on travel again.—Yeah. My boss_______for me to discuss business details with someone from another company.