Thethieftookawaythewoman’swalletwithout________.
A、beingseenA
without 是介詞，其后的動詞必須用動名詞形式。根據句意，此句需要用被動形式，所以答案是 A 。
______ moves on a scale of the national language, dialects, and individual ways of communication.
We refer to the limited range of sounds as the phonic medium of language and individual sounds within that range as ______.
EmpiricalstudiesshowthattheprocessofSLAisaprocessofconstructingandmodifyingrulesofcommunication.
Lying under the skull, the human brain contains an average of ten billion nerve cells called ______.
We________goouttorestaurants,butmostlyweeatathome.
