You have to grit your teeth and work hard.

You have to grit your teeth and work hard. if things get difficult,you'll have to grit your teeth and 18. You’d better go to a dentist and have your bad teeth ___ 18.You’d better go to a dentist and have your bad teeth ____ You have to work hard if you want to succeed in your covrses You need to brush your teeth after eating to have good teeth you have to work hard to pass the exam.( ) ( ) you work hard Work hard,and your dream___ Work hard,and your dream___. We work hard and (f ) the time to have dinner. We have to work hard and c_____ with our classmates. you must work hard to come true your dream改错