99.　　 If you hadn’t stayed late last night, you wouldn’t be so sleepy now.

98.　　 The reason that the students explained to the teacher for Mary’s absence was that she was down with flu.

97.　　 E-mail, as well as telephones, is playing an important part in daily communication.

96.　　 The trade talks between the two companies broken down so that their managers had to look for another trade partner.

95.　　 It is reported that one-third of the cities in the country are short of water supply.

94.　　 The government provided medicine and food supplies for the people in the area affected by flood.

93.　　 On hearing the news that 2008 Olympic Games would be held in China, I jumped up because of joy.

92.　　 In spite of many difficulties, we’ll still carry out our plan through to the end.

91.　　 It won’t be long before we visit that museum.

90.　　 Whether he had been admitted to that university or not worried his parents.