用适当的并列连词填空 1.  He couldn't know the truth about me,_____ he wouldn't treat me like this. 2.  The bell is ringing _____the lesson is over. 3. Although he was ill,_____he kept on working. 4.  I can't make up my mind _____we will go to Shanghai ______we will stay in our city. 5.  He doesn't talk much,_____he thinks a lot. 6.  It must have rained last night _____the ground is still wet. 7. The president will visit the town in May _____he will open the new hospital. 8. Jane was dressed in green _____Mary was dressed in blue. 9.  ______ he did not speak distinctly _____I did not hear it clearly. 10. He is clever,_______,he often makes mistakes. 11.  _____ did we write to her ______we called up her. 12. He hasn't any money ______I'm going to lend him some. 13. The child was sick;he,______,didn't go to school. 14. Mary was neither happy,_______was she sad. 15.  Put on more clothes,______ you'll catch cold.