69. John worked very hard. He managed to find a solution to the math problem. 　(合并成一句)

　 John worked ________ hard ________ he managed to find a solution to the math problem.

68. “Can you help me with my English?” Tim asked me. 　(改为间接引语)

　 Tim asked me ________ I ________ help him with his English.

67. The new dictionary cost me fifty yuan. 　(对划线部分提问)

　 How ________ ________ the new dictionary cost you?

66. Please drive me to school this morning. (改为反意疑问句)

　 Please drive me to school this morning, ________ ________?

65. I have already read today’s newspaper. 　(改为否定句)

　 I ________ read today’s newspaper ________.

64. Jack says that painting of ________ is among the best on show in the art gallery. (I)

Ⅶ. Rewrite the following sentences as required(根据所给要求，改写下列句子。每空格限填一词)：(共12分)

63. After years’ development, Shanghai Volkswagen can ________ many kinds of cars. (product)

62. They are ________ children, because they don’t get good food, fresh air and enough exercise. (healthy)

61. To everyone’s ________, the little boy was able to copy Bobo’s voice and actions. (amusing)

60. Due to the heavy fog, traffic was ________ stopped on the highway. (complete)