I'm quite satisfied with your answer.

　　我對你的回答很滿意。(對)

　　Many intellectuals with revolutionary tendencies went to the liberated areas.

　　許多帶有革命傾向的知識(shí)分子都投奔解放區(qū)了。(有)

　　These apartment houses are for workers with families.

　　這些住宅樓是給有家屬的工人蓋的。

　　He was sitting in a chair with his hands folded.

　　他兩手交叉在胸前坐在椅子上。(狀語)獨(dú)立結(jié)構(gòu)

　　They are highly mechanized farms，with machinery to do all the work.

　　它們是高度機(jī)械化的農(nóng)場，所有工作都由機(jī)器進(jìn)行。(狀語)獨(dú)立結(jié)構(gòu)

　　I will be with you again in half an hour.

　　過半個(gè)鐘頭我還會(huì)跟你們在一起的。

　　(with 的介詞短語作表語。另注意in 將來時(shí)態(tài)in 以后)

　　Our sympathies were with the students persecuted by the gang of four during the cultural revolution.

　　我們是非常同情“文革”中被“四人幫”迫害的青年學(xué)生的。(with 的介詞短語作表語)。

　　海、陸、空、車、偶、被by，單數(shù)人類known to man

　　例： by land (air， sea， water， bus)

　　陸路(航空，水陸，水路，乘公共汽車)