Lucy is shy. She would not invite her classmates _____dancing with her.
#49280
A
practice
B
practices
C
practicing
D
to practice
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The 6-year-old child is old enough_______ himself. 
#48817
A
to dress
B
to wear
C
dresses
D
wears
Timmy is worrying about       enough time       the work.
#50396
A
not to have; doing
B
not having; doing
C
not to have; to do
D
not having; to do