It was only when I reread his poems recently I began to appreciate their beauty.
A. that
B. until
C. then
D. so
网友回答
(答案→)A. that
B. until
C. then
D. so
解析：考查强调句型。强调句型的基本结构：it is/was被强调成分that/who其它成分；最大的特点是把it is/was…that/who…去掉句子仍然是成立的。本题强调的是when I reread his poems recently。句意：直到最近我重新读了他的诗歌，我才欣赏到它们的美丽。故A正确。