14。Today______ little fossil ivory remains comes from Alaska.
(A) what
(B) which
(C) there is
(D) where
能否帮忙把what替换成先行词+定语从句连接词的形式,remain的到底是什么呢
36。[Essential](A) a nineteenth-century instrument, the calliope was usually played outdoors and was a part of fairs, holiday gatherings, and other such activities.