第五部分：单词拼写：根据首字母或汉语提示写出单词（共10小题；每题0.5分，满分5分）
1. ---- This type of cat food sells well in your store.
---- Yes, we have spent millions of pounds p________ it.
2. He worked very hard and e__________ made himself ill.
3. It’s my great honor to r______________ our school to speak here.
4. Their new house is being decorated, so they stay at their parents’ t__________.
