老师们好,请问宾语从句后面如果再跟状语从句,时态怎么处理??(经常见这种句子)Mr. Lee said that it had been at least two years since he _______ Faker.A. had seen B. was seeing C. saw D. has seen
...面是不是可以接句子、to do、doing三种形式?比如:Mrs. Smith complained to me that she found it simply impossible to
communicate with her sixteen years old daughter.后面的to communicate with her sixteen years old daughter 是不是也可以写成从句的形式、或者是doing...
...,游泳前游泳后并没有导致tom状态的改变而Tom swam across the river,加了状语之后的swam为终结性动词,表示tom游泳前与游泳后状态发生了改变,即从tom从河的一边到了河的另一边那么:I have lived in Beijing for 15 years.这个句子中的live...
I'm sorry to have you waiting for Marcia, and I'm afraid it will be ten minutes ____ she comes back.A. before B. after C. until学生认为 A 和 C 都对,在牛津词典上查到 before 义同 until 的用法。盼专...
It's not a good idea to change this file unless you know what you are doing.to change this 是不定式作主语 not a good idea 是表语,后面的unless you know what you are doing.又是什么成分呢?是单独接的一句话吗?