but these have not had any effect 及句型.为什么中间有一个had
but these have not had any effect 及句型.为什么中间有一个had
but these has not had any effect
These have not had any effect.
these have not had any effect
These have not had any effect.effect 为什么不加s变复数呢?
these have not had any effect这里为什么用these呢?能不能用this.these指的是J
新概念 but I haven't had any change yet!请问这是什么句型 为什么有两个have?
i have not had any change yet
but I have`t had any change yet
They did not pay any attention为什么不用had not
i`ve already had some,这个句子为什么有两个HAVE?一个have一个had.
Have you had your lunch?为什么用have提问,中间的had又是什么意思