1．Ill never forget the lesson ______ last year.
A.that I learnB.that I learned
C.what I learnD.what I learned
2．The young lady _____is interviewing Lin Zhixuan about the program I am a singer is from 21st Century Talent Net.
A. who B. whom C. which D. whose
3．-What are you looking for?
-Im looking for the watch _______ I bought yesterday.
A．whichB．whoC．whose
4．I love the school I have studied in for three years.
A. where B. when C. that
5．The movie_______ we saw last night was fantastic.
A. that B. what C. whose D. who
6．Teenagers like reading the books ________ are written by Guo Jingming.
A. who B. what C. whoseD. that