It ______ him ten minutes to solve the problem.
A. spent
B. took
C. cost
D. paid
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Lucy _______ at 7:00 every day.
A. go to school
B. goes to school
C. to go to school
D. wenttoschool
It’stime to go to bed.______your computer, please.
A. Turn on
B. Turn in
C. Turn off
D. Turn down
I am good at schoolwork. I often help my classmates _______ English.
A. at
B. to
C. in
D. with
Whatever difficulties you have, you should not_______your hope.
A. give in
B. give out
C. give up
D. give back