Youngerchildrenarecurious________howthingswork，andmanyofthemwanttotakeaparteverythingwithintheirreach.
A、ofB
譯文：小孩子對事物是如何組成的很好奇，一些孩子總是想把他們夠得到的東西都拆開。此題考查短語搭配， be curious about 對…好奇。
ThedivisionofEnglishintoOldEnglish,MiddleEnglish,andModernEnglishisnonconventionalandnotarbitrary.
Johnsonwas________unknownbeforerunningforthepresidency.
―________finedayitistoday!
Lyingundertheskull,thehumanbraincontainsanaverageoftenbillionnervecellscalled______.
Ifpaymentisnotreceived,legalactionwillbeouronly________.
