The reliability of the present work \_\_\_\_ in a number of clinical histories and studies in depth of variation of illness over many years in individual patients.
Ais substantiating
Bsubstantiates
Cis substantiated正確答案
Dis substantiality
答案與詳解
為什麼答案是 C
is substantiated 為現在簡單式的被動語態，表示「可靠性被證實」，符合語法與句意，為正確答案。
載入中…
