Itwasasmallplacethencomparedto_______itisnow.
A、whatA
what it is 是介詞 to 的賓語從句，相當于一個名詞。 compared to what it is now ：與它現在的樣子相比。
The other timing system belongs in our internal clocks，which，left ________，would tie the body to a 25-hour rhythm.
The reply, when it finally came, was ________ the negative.
The syntactic rules of any language are ______ in number.
Younger children are curious ________ how things work ，and many of them want to take apart everything within their reach.
The conclusion from the study is not definite; it is just ________.
