（1） Although many have tried， few have succeeded in attempts to 。
【分析】本句中tried后的賓語可根據(jù)后半句的語義推測得知，所以可以省略，避免重復(fù)。
Although many have tried， few have succeeded in attempts to find perfect solutions.
（2） ， be it ， will bring a lot of happiness into our lives.
【分析】本句是一個超難句型，中間一節(jié)省略了whether和might，并進行了倒裝，將“be it”恢復(fù)后應(yīng)為whether it might be。Be it…，可譯為“比方說”，用來給出更多細節(jié)。
The application of electric power， be it to light our rooms or to listen to music， will bring a lot of happiness to our lives.
（3） Christie stared angrily at her boss and turned away， as though to go out of the office.
【分析】as though引導方式狀語從句，謂語常用虛擬語氣，本句中主句的主語與從句的主語相同，故從句中的主語和謂語省略，即省略了she wanted；如果補全，即為：as though she wanted to go out of the office.
【分析】本句中tried后的賓語可根據(jù)后半句的語義推測得知，所以可以省略，避免重復(fù)。
Although many have tried， few have succeeded in attempts to find perfect solutions.
（2） ， be it ， will bring a lot of happiness into our lives.
【分析】本句是一個超難句型，中間一節(jié)省略了whether和might，并進行了倒裝，將“be it”恢復(fù)后應(yīng)為whether it might be。Be it…，可譯為“比方說”，用來給出更多細節(jié)。
The application of electric power， be it to light our rooms or to listen to music， will bring a lot of happiness to our lives.
（3） Christie stared angrily at her boss and turned away， as though to go out of the office.
【分析】as though引導方式狀語從句，謂語常用虛擬語氣，本句中主句的主語與從句的主語相同，故從句中的主語和謂語省略，即省略了she wanted；如果補全，即為：as though she wanted to go out of the office.