Question

 (2010年福建龍巖檢測)________in the leg made it impossible for me to walk as fast as usual.

A．Being injured            B．To be injured

C．Having injured                      D．Injured

Answer 1

解析：選A。考查非謂語動詞。此處缺少主語，而現(xiàn)在分詞和過去分詞不能作主語，排除C項和D項；B項不定式表示未發(fā)生的動作，與語境不符。據(jù)此選A項，用動名詞短語作主語。