()1. What does the underlined word "it" in Paragraph 2 probably refer to?
A. Your home.
B. A key.
C. A password.
D. A stolen thing.
()2. Most of passwords are easily stolen because ______.
A. the users are stupid
B. the users are fond of something easy
C. the users are careful
D. the users are too busy to set passwords
()3. Which of the following passwords is considered the safest?
A. WANYAN.
B. Moxuan@2008.
C. 31415926.
D. I love you.
()4. What can we know from the text?
A. Someone will steal your password if it is expensive.
B. No passwords can be stolen recently from a website.
C. The harder to remember, the safer the passwords are.
D. You must think it over before you set your password.

1.C 2.B 3.B 4.D