1、语法填空 科学家探索糖尿病增加是否与新冠病毒有关阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。Scientists are investigating a possible increase in diabetes cases since the_1_(begin)of the coronavirus pandemic.Diabetes is a condition in_2_the body cannot control sugars in the blood.The scientists want to find out if COVID-19 has aconnecti
2、onwith the increase_3_if itis a coincidence.A report from the Centers for Disease Control and Prevention_4_(recent)examined two large U.S. insurance databases. The databases included information about new diabetes cases from March 2020 through June 2021.The study found that diabetes was_5_(common)in
3、 children who had had COVID-19than those who had not. The report did not look at thedifference_6_Type 1 diabetes, which usually starts in childhood, and Type 2, the kind tied to_7_(be)overweight.Rates of both kinds of diabetes_8_(rise)in U.S. children in recent years. But_9_(report)from Europe and s
4、ome U.S. hospitals suggest the rates may have increased more during the pandemic.Michigans C.S. Mott Childrens Hospital has seen a 30 percent increase in Type 1 diabetes,compared withthe years before the pandemic.It is not_10_(know)how many of the cases had COVID-19 at some point,but the timing rais
5、es concerns that there could be a connection答案：1.beginning 科学家们正在调查自从新冠疫情爆发以来糖尿病的增加的一个可能性原因。定冠词后面接名词，所以填begin的名词beginning.2.which 糖尿病是一种身体无法控制血液中糖分的疾病。in the condition，用which代指名词condition.所以填which.如果题目中没有给出in，就应填where.3.or 科学家们想要查明是否新冠病毒和这个疫病有联系，或者这仅仅是一种巧合。填or表示“或者。4.recently 副词修饰动词examined。moner或mo
6、re common后面有than，两者做对比，所以用common的比较级。6.between 这项报道没有着眼于一型糖尿病和二型糖尿病的区别。the difference between A and B A与B之间的区别。7.being be tied to sth/sb与紧密相关/相连,这个短语的to是介词，后面接动词的ing形式8.have risen 这句话后面的时间状语是in recent years(近年来)，表示从过去开始，持续到现在，所以填现在完成时。9.reports 来自欧洲和美国医院的报道。谓语动词suggest后没有加s，可知主语是复数。10.known it 是形式主语
7、，it is not known how many这个事情是未知的，未被了解的，所以填known。语法填空 秘鲁沙漠发现3600万年前鲸鱼化石阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。Scientists in Peru have discovered the skull(颅骨) of an ancestor of modern-day whales. The fossilized skull is believed to be about 36 million years old. Researchers say the _1_(discover) suggests t
8、hat the animal lived in an ocean that once covered Perus southern Ocucaje desert. The scientists reported the skull was _2_ good condition when _3_(dig) up last year. It has a series of long, pointy _4_(tooth), said Rodolfo Salas, chief of paleontology at Perus National University of San Marcos. Sci
9、entists say the ancient mammal was a basilosaurus, which belongs to the cetacean(鲸目) family. The name basilosaurus means king lizard(蜥蜴) and the animal _5_(think) to have been about 12 meters long. But it was not a reptile(爬行动物) although _6_(it) long body might have moved like a large snake. Salas c
10、alled the animal a marine monster that may belong to _7_ new species of basilosaurus. When it was searching for its food, it _8_(sure) did a lot of damage, he added. Salas explained that when the ancient basilosaurus died out, its skull likely sank to the bottom of the ocean, _9_ it was quickly buried and remained. Back during this age, the conditions for fossilization _10_(be) very good in Ocucaje, Salas said.答案：1.discovery2.in3.dug4.teeth5.is thought6.its7.a8.surely9.where10.were
