I can’t memorize new words unless they ____ many times.
Stop _______ . It’s time for class. A. talk B. to talk C. talking
you had better finish _______ your homework. A. do B. doing C. to do
What about ________ a cup of tea? A. have B. having C. to have
He is busy practicing ___________English. A. speaking B. to speak C. speak
You had better _______ your homework carefully. A. going B. to do C. do