Childrenhaveanatural________abouttheworldaroundthem.
A、certaintyD
孩子们对他们周围的事物有着天然的好奇心。考查名词词义选择题。 A 确定性， 肯定的事 B 能力，才能 C 精明，聪颖 D 好奇心，求知欲
Thereply,whenitfinallycame,was________thenegative.
Lyingundertheskull,thehumanbraincontainsanaverageoftenbillionnervecellscalled______.
_______isafactthatEnglishisbeingacceptedasaninternationallanguage.
Youngerchildrenarecurious________howthingswork，andmanyofthemwanttotakeaparteverythingwithintheirreach.
―________finedayitistoday!
