35. 答案C

[解析]考查宾语从句。句意为：“我们应该尊重食物，考虑那些我们所拥有的东西和认真对待食物的态度。”what引导的宾语从句，且what在宾语从句中作宾语。故选C项。

35.We should respect food and think about the people who don’t have 　　　　　　we have here and treat food nicely.

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

34. In April, thousands of holidaymakers remained 　　　　　　　abroad due to the volcanic ash cloud.

A. sticking　　　　 B. stuck　　　　　　 C. to be stuck　　　　　　 D. to have stuck