Youngerchildrenarecurious________howthingswork，andmanyofthemwanttotakeaparteverythingwithintheirreach.
A、ofB
译文：小孩子对事物是如何组成的很好奇，一些孩子总是想把他们够得到的东西都拆开。此题考查短语搭配， be curious about 对…好奇。
Lyingundertheskull,thehumanbraincontainsanaverageoftenbillionnervecellscalled______.
Countrylifeisbetterthancitylife________itoffersfreshairandnoiselessenvironment
―________finedayitistoday!
ThedivisionofEnglishintoOldEnglish,MiddleEnglish,andModernEnglishisnonconventionalandnotarbitrary.
Thethieftookawaythewoman’swalletwithout________.
