They came to help us as soon as they finish ( ) work
A. their
B. them
C. they
D. theirs
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This is my book, () is on the desk.
A. you
B. yours
C. your
D. she
Can you help ( ) do some housework?
A. me
B. I
C. my
D. mine
Please help ( ) some fish.
A. you with
B. yourself with
C. yourself to
D. you to
She ( ) the place.
A. was in trouble to find.
B. had trouble to find
C. troubled in finding
D. had trouble in finding