—Is Sun Lei a_______?—No. He is a_______.
( ) ____ about your aunt ? A. How B. Who C. Where
( ) Tom often helps people ____ his work . A. on B. at C. in
( ) She ___ great in her uniform . A. look B. looks C. looking
( ) Can ____ guess ? A. your B. his C. you
( ) ______ is he ? A. What B. Who C. When