Period Three GrammarLearning Goals：Preview the grammar in the exercise book page 17 Recite the basic usage of ‘ to do’ by doing following exercise Solve the unsettled questions by working in groups.动词不定式专题练习：1. He seems ___ the old lady. A. knowing B. to be knowing C. to know D. to be known2. Tom ___ when they spoke ill of him.A. happened to be passed B. happened to be passing by C. happened passing by D. happened to passed3. We all hope ____ scientists. A. become B. to become C. becoming D. became4. The boy refused ____ for climbing the tall tree. A. to pay B. to be paid C. being paid D. paying5. I happened __ the article when he asked me about it. A. having read B. to have read C. to be read D. reading6. ______ with him is a great pleasure. A. To talk B. Talk C. Talked D. To talking7. It is nice _____ your voice. A. to hear B. hear C. heard D. to be hearing8. _____ is to struggle. A. Living B. Live C. To live D. To be lived9. Her wish is ____ a doctor. A. becoming B. become C. to become D. being come10. I was just about ____ the office when the phone rang. A. leaving B. leave C. to leave D. to leaving11. I didn’t ____ it until you had explained how.A. manage to do B. managed to do C. manage to have done D. manage doing12. He found it important ___ the situation all over the world. A. study B. to study C. studies D. to be studied13. At last the enemy soldiers had no choice but __ their guns. A. to lay down B. lie down C. laying down D. lay down14. Yesterday I did nothing but ___ TV. A. watch B. watched C. to watch D. watching15. It had no effect except ___ him angry. A. make B. making C. to make D. made16. Bob did nothing exc...
