please make___ sure the gold ring. A. that whereplease make___ sure the gold ring.A. that where Alice put B. where Alice had put. 为什么不能选A 呢 ?

问题描述:

please make___ sure the gold ring. A. that where
please make___ sure the gold ring.
A. that where Alice put
B. where Alice had put.
为什么不能选A 呢 ?