58. The promotion plans are sure to help us increase the sales of our new models.

82. Over-working can be a ______ on both body and mind.

81. The school ___ in 1990.

80. Do you _____ the safety belt when driving?

79. He ______ yesterday morning, and would stay for three days.

78. He was very nervous, but he answered all the questions in a _____ voice.

77. This is _______ important book. It helped me a lot in ________ old days.

76. Tony often ______ with his wife about money.

75. No one knows ______ the experiment will succeed or not.

74. Many college graduate want to find a ______ job in a big firm.

73. What’s the _______ forecast for tomorrow?