题目内容
They have been friends __________ they were at primary school.
A. before B. as soon as
C. since D. when
C
【解析】
试题分析: 句意:自从他们上小学就已经成为朋友了。此题考查现在完成时since是现在完成时的标志词; 根据句意,故选C。
考点:考查连词。
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题目内容
They have been friends __________ they were at primary school.
A. before B. as soon as
C. since D. when
C
【解析】
试题分析: 句意:自从他们上小学就已经成为朋友了。此题考查现在完成时since是现在完成时的标志词; 根据句意,故选C。
考点:考查连词。