2023届高考英语一轮复习外刊语法填空Cat got your tern 讲义

外刊语法填空含全文翻译和重难点句型讲解 Invasive species Cat got your tern feral house cats have invaded Hawaii When Mark Twain first set eyes on Honolulu in 1866, he observed that the trees were so dense that they blocked the sunlight, lava from past volcanic eruptions covered the corals—and cats were 1.______. In a dispatch for the Sacramento Union, Twain reported seeing “tame cats, wild cats, singed cats, individual cats, groups of cats, platoons of cats, companies of cats, regiments of cats, armies of cats, multitudes of cats, millions of cats, and all of them sleek, fat, lazy, and sound asleep”. Cats were first brought to Hawaii aboard European colonists’ ships, 2.______ they preyed on rats and mice. As their number in their new home grew during the 19th century, birds started to disappear. At least 30 types of native bird 3.______(become) more scarce or went extinct between 1870 and 1930 as they were exposed 4.______ their new whiskered foes, according to the US Geological Survey. Birds are not the only casualty of Hawaii’s feline invasion. toxoplasmosis is a disease caused by a parasite 5.______ reproduces in the digestive systems of cats, and then contaminates soil and water through their faeces. A new study determined that two spinner dolphins found stranded off the Hawaiian coast died of toxoplasmosis. From these findings the authors suggest that at least 60 spinner dolphins have died of the parasite over the past 30 years. The overwhelming majority of the whales and dolphins included in the study were killed by other means. But “if they do become infected, this study suggests that they die and they die quickly”, says Kristi West, one of the authors and director of the Health and Stranding Lab at the University of Hawaii. Hawaii’s 6.______(endanger) monk seals have also been killed by the bug. feral cats are not just a problem for Hawaii. A study 7.______(publish) in Global Change Biology suggests that, globally, they are responsible for the extinction of at least 14%