1.单项选择- (共2题)
1.
He is said___________a book on the history of Chinese tone bridge , but I don’t know if he has finished it.
| A．to have written | B．to be writing | C．having writing | D．writing |
试卷分析
-
【1】题量占比
单项选择:(2道)
-
【2】：难度分析
1星难题：0
2星难题：0
3星难题：0
4星难题：0
5星难题：0
6星难题：0
7星难题：0
8星难题：0
9星难题：2