–Which hair band do you like best, madam?–I can’t decide now. I really don’t know _________.
#49336
A
to choose which one
B
choose which one
C
which one to choose
D
which one I should choose it
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Don’t forget to lock the door if you are the last person _________.
#49763
A
leave
B
to leave
C
leaving
D
left