Now China is fighting against illegal cooking oil（地沟油）, a kind of waste oil _____can cause a lot of illness.
| A．which | B．whose |
| C．who | D．what |
--Sit down,please.--_________.
A.Yes B.Thank you C.Bye-Bye
Hello, My name’s ____________
A.Li DeHua B. Li Dehua C.Li De hua.
--Are you Linda?—Yes,________.
A. I’m B.I’m not C.I am.
Jack is a boy, ______ last name is Brown.
A. he’s B. he C. his
–What’s his phone number?
-_______ 257-6890.
A. Its B. His C. It’s