[题目] 多益问题求解

楼主: A886 (可可)   2018-05-30 12:43:12
书名:网络模拟试题
页数:1
题目:101
疑问:
Only those with proper security clearance have ________to the research facilit
y.
A) accesses
B) access
C) accessing
D) accessible
疑问:为什么是B不是D?

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