9.It was not until she had arrived home _____ her appointment with the doctor.（  ）

A.did she remember

B.when she remembered

C.that she remembered

D.had she remembered

9.C【解析】 分析句子结构可知，本句为强调句型：it is/was+被强调成分that/who+其它成分；本题强调的是时间状语从句not until she had arrived home。句意：直到她到家的时候，她才记得与医生的约会。故C正确。

10.Every means _____ tried but without much result.（  ）

A.has been

B.have been

C.are

D.is

10.A【解析】every means作主语，谓语动词应用单数形式；且由句意可知，本句应用完成时态。故选A。