问题描述：
和判断非谓语和独立主格有关吧
the first textbooks( )for teaching English as a foreign language came out in the 16th century
选项 A having written B to be written C being written D written
填written 我想问 written不是非谓语吧?as后面的句子是时间状语从句吗,请帮忙分析一下句子的结构
with a lot of difficult problems ( ) ,the manager felt worried all the time
A settled B to be settled C settling D to settle 我选D
the first textbooks( )for teaching English as a foreign language came out in the 16th century
选项 A having written B to be written C being written D written
填written 我想问 written不是非谓语吧?as后面的句子是时间状语从句吗,请帮忙分析一下句子的结构
with a lot of difficult problems ( ) ,the manager felt worried all the time
A settled B to be settled C settling D to settle 我选D
问题解答：
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