Thereply,whenitfinallycame,was________thenegative.
C
in the negative：否定的，否决。
The other timing system belongs in our internal clocks，which，left ________，would tie the body to a 25-hour rhythm.
Alinguistictheoryisconstructedaboutwhat______isandhowitworks.
Younger children are curious ________ how things work ，and many of them want to take apart everything within their reach.
Hetalkedalotaboutthingsandpersons________theyrememberedintheschool.
Modern English words man, woman, child, eat, fight, etc, originate from ______.