35．Now that energy prices are rising so rapidly and prices of other foods are very uncertain in the future, the risk 　　　　　a new investment depending on them may fail is greater.

　 　　 A．which　　　 　　 B．of which　　 　　 C．that　　 　　　　　　 D．what

34．The fact 　　　　it keeps raining for another 10 days, the crops will be destroyed is worrying the farmers.

　 　 A．if　　　 　　　　　　 B．that　　 　　　　　 C．whether　　 　　　 D．that if

33．I received a letter from Tom, 　　　　　primary goal was to persuade me to join their monthly program.

　　　 A．which　　 　　　　 B．whose　　 　　　　 C．of which　　 　　 D．its

32．Could you tell me 　　　　　made the students have enough courage to face the challenges?

　 　 A．what was it that　　 　　　　　　　　　　　　　　 B．what it was that　　

　　　 C．how was it that　　 　　　　　　　　　　　　　　 D．how it was that

31．The student checked the exam paper again and found some spelling mistakes which would

　　 　　　have been missed.

　 　 A．therefore　　 　　　 B．otherwise　　 　　 C．thus　　　 　　　　 D．actually