—Look at the flowers I gave you last month.They are dying! do you water them?
—Sorry,I forgot to water them.
| A．How long | B．How often | C．How soon | D．How much |
The book, a few pages _______ are lost, is of not much use.
| A．which | B．of which | C．whose | D．of that |
China is known ______the Great Wall.
| A．as | B．for | C．by | D．to |
He is the most famous people ________ played great music once.
| A．who | B．which | C．that | D．/ |
After finishing reading the novel, he continued _______ games with his friends.
| A．play | B．playing | C．to play | D．played |
You can look ______ the new words in the dictionary.
| A．up | B．on | C．of | D．for |