—Whose diamond necklace is this? —It belongs to ________．
A. he B. his
C. him D. hers
-- Jack, you look so cool in that wool sweater today.
-- _______.
A. Thank you. B. You're right
C. Don't say so. D. The same to you.
Most students find ________ hard to learn English well.
A. that B. this
C. its D. it
I really like the photo of my family ______ my sister took in the city park last year.
A. which B. who
C. what D. whom
----I’d like to visit Kate tomorrow. Do you know______ ?
---- Sorry, I don’t know her address, either.
A. why she lives there B. who she lives with
C. where she lives D. how she lives
Look, so many people are running out of the station. I wonder what ______ .
A. is happened B. was happening
C. is happening D. had happened
