Fill in the blank in each sentence with proper word or words. (用适当的词填空。) 1.The effect of ______ on ice cream sales is well documented. 2. ______ dog keeps getting into our garden. 3.______ moving in next door. 4.The pollution could ______ the river's thriving population of kingfishers. 5.We've got to get the economy under control or it will ______ eat us up. 6.I ______ my job when the company moved to another stat. 7.If a tooth feels very______ , your dentist may recommend that it's taken out. 8.The ______ was bad. 9.This happens ______ the children are in two-parent or one-parent families. 10.More than seven million people have been______ by drou.