This is the most interesting picture _______ I have seen. A. that B. which C. what D how
You could hardly imagine ______________ amazing the Great Wall was _______________ you saw it with your own eyes.
The number of the classes in our school is _______ than _______ of any other school in Wuxi.
It is well known _______ all people that Beijing is known _______ the capital of China.
It was her ___________ performance, but the memory was ____________.
–Why did Miss. Wang look so worried when we saw her. --Because she wondered ______________________.