difficult to understand用一个英语单词替换应是什么,
difficult to understand用一个英语单词替换应是什么,
it is difficult to understand.中的to是什么词
why is BBC so difficult to understand?
which letter is difficult to understand
Which letter is difficult to understand?
why is American humour difficult to understand?
( )difficult to understand tv program in English
The woman is difficult to understand
Very difficult to understand什么意思
问一个英语单词的替换.
understand ,in ,difficult ,it's ,TV ,to ,programmes ,English
This book is difficult to understand.改为同义句