The engineer ______ my father works is about 60 years old.
A. to whom
B. on whom
C. with which
D. with whom
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Miss Yang is our favorite teacher, ______ we honor most.
A. who
B. whom
C. which
D. she
Losing friends means ______ everything.
A. lose
B. to lose
C. losing
D. lost
When I returned home, I found the window open and something ______.
A. to steal
B. steal
C. stolen
D. steal
Though online shopping takes lots of convenience to people’s life, shopping centers are still ______ for the shoppers currently
A. attract
B. attraction
C. attracting
D. attractive