首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
In September, in Britain, you may see a lot of birds 【B1】 on roofs and telegraph wires. These birds are swallows. They are 【B2】
In September, in Britain, you may see a lot of birds 【B1】 on roofs and telegraph wires. These birds are swallows. They are 【B2】
admin
2009-04-15
17
问题
In September, in Britain, you may see a lot of birds 【B1】 on roofs and telegraph wires. These birds are swallows. They are 【B2】 together because, Very soon, they will be flying 【B3】 to much warmer lands, where they will find 【B4】 small flying insects on which they 【B5】 . There are no such insects 【B6】 in Britain during the winter, as it is 【B7】 cold for them.
The swallows settle, fly off, swoop, and 【B8】 again. This they do many times, for they are making short 【B9】 flights in order to be fit for the long journey 【B10】 them.
【B11】 of these migrating birds leave Britain in the autumn. They fly 【B12】 for hundreds of miles 【B13】 they reach the warm lands of Africa. But not all the birds get there, for many of them perish in the stormy weather they meet with 【B14】 .
In the spring of the following year they 【B15】 the long and tiring journey back to Britain. They return to the identical barn or tree in the 【B16】 district which they had left the 【B17】 autumn. How do these birds find their 【B18】 there and back over such vast distances? Nobody knows exactly 【B19】 , but it has something to do 【B20】 winds and air currents.
选项
A、being perched
B、perching
C、being perching
D、be perched
答案
B
解析
本句意为:你可以看见很多鸟儿在屋顶或电线上栖息。see sb.doing sth.看见某人正在干某事。
转载请注明原文地址:https://kaotiyun.com/show/ay8d777K
本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
0
公共英语二级笔试
公共英语(PETS)
相关试题推荐
Onwhatdayoftheweekwillthemagazinearrive?
ItwasfifteenpastnineasMariehurriedintotheofficebuildingwhereshewasgoingtowork.Herbushadinchedalongthrough
Personswhoareoverweightshouldwatchtheirdietcarefullyinordertolosepounds.Thebestwaytodothisistostartaweig
Doyougiveyourchildrenmoneywhentheyperformwellatschool?Accordingtoastudy,suchanactioncouldbe【C6】______tot
Themobilephoneisamagicdevicewidelyusedthesedays.Althoughithasbeennearly30yearssincethefirstcommercialmobil
Therewasonethoughtthatairpollutionaffectedonlytheareaimmediatelyaroundlargecitieswithfactoriesandheavyautomob
YouhavereadthefollowingmagazineadvertisementinwhichanAmericangirlislookingforpen-friendsandyouwanttogetint
______secondthoughtsI’mquitecontenttostayforthetimebeing.
Idon’tknowwhetheryouhappen______,butI’mgoingtostudyintheU.S.A.thisSeptember.
Mrs.Smithwarnedherdaughter______afterdrinking.
随机试题
_______不属于包过滤器的作用。
[*]
Studentsallovertheworldhavetoworkfortheireducation.AcollegeeducationintheUnitedStatesisexpensive.Thecostsa
男,29岁,乏力伴牙龈出血1周,近1日皮肤出现片状瘀斑,注射部位有渗血。HbTOg/L,白细胞3.6×109/L,血小板27×109/L;血浆纤维蛋白原1.5g/L;骨髓有核细胞增生明显活跃,异常早幼粒细胞O.82,其胞浆内充满粗大、染紫红色的嗜天青颗粒,
下列各项。不支持流行性脑脊髓膜炎诊断的脑脊液检查是
女,54岁,急性胰腺炎行胆囊造瘘、胰腺引流述后,仍禁食、输液减压及抗感染治疗,并吸入高浓度氧,动脉血气分析为pH7.46、PaO255mmHg、PaCO233mmHg,X线胸片示两肺有较广泛的点、片状阴影,心电图示窦性心动过速,此时提示患者可能存在
计算两种测验之间得分的相关,其中一种测验是待研究效度的,另一种是已有效度证据的成熟的测验,但两者测量的是同一种心理特质,假如相关高,说明新测验所测量的特质确实是老测验所反映的特质或行为。这种方法叫()。
随机变量K在(0,5)上服从均匀分布,则方程4x2+4Kx+K+2=0有实根的概率为_____.
It’snosecretthatmostofusdon’tgetenoughsleepandsufferforit.Ifyou’rebetweentheagesof16and64,【C1】______don’t
Mr.Dowsonlived36Mr.Carey’s.Mr.Dowsonwasrich,butrude(粗鲁的).Healwaysthought37thebestmanintheworldandcouldne
最新回复
(
0
)