题目内容
He has been talented at designing and creating things ________ he was young.
| A.when | B.before | C.since | D.while |
C
试题分析:考查连词:A. when当…时候,B. before在…前面,C. since自从,D. while虽然,句意:从小时候他一直很擅长设计和创造东西。因为和现在完成时连用,用since引导时间状语从句,选C。
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