Wei Hua told me that Wu Dong was_______ill.
The silk road, _______ Marco entered China, was important for the exchange of goods and ideas.
—Would you please lend me some gas? —Sorry, I have ________ it.
The singer hopes her concert will be like a big party ________ everyone enjoys themselves.
The foreigners are ______ by the ________ progress that the Chinese have made.
The summer holidays are not far away _________ we can stay at home and read some good books.