第9题: [单项选择]It was not until the accident happened ________. A. when I became aware of my foolishness B. when my foolishness became obvious C. that did I realize my foolishness D. that I became aware of my foolishness 参考答案:D 答案解析:本题考查强调句的用法。强调句的构成:it is(was)+被强调部分+that+句子。本句中被强调的部分是not until所引导的时间状语从句,后应用that来连接,其后的从句不用倒装。所以选D。句
第10题: [单项选择]以天然气为原料小型合成氨装置新仪表风空压站贮气罐的体积是()Nm3。 A. 36 B. 20 C. 15 D. 42 参考答案:A