33.Both of the two boys are enjoying their lives ______ the fact that they have very little time to do other things.
33. With April 18’s railway speedup, highway and air transport will have to compete with __________ service for passengers.
32.An air France jet is reported________in the Atlantic Ocean with 228 people aboard,the airline’s worst disaster in its 75-year history.
31. A wonderful idea suddenly occurred to me _______ I would turn to the reference book to finish my homework
30. “It is not only you but also Tom who _________,” said the teacher after knowing what had happened.
29. About one in ten computer game players show signs of addictive behavior that have negative effects on their family, friends and school work , according to a new study.