The students are working on the problem __________.
A. in groups
B. on group
C. individual
D. every one
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I am __________ with the result.
A. dissatisfy
B. dissatisfying
C. dissatisfied
D. dissatisfaction
I ________ my energy ________ this project.
A. concentrated; in
B. focused; in
C. paid; to
D. concentrated; on
This song ________ me of my school days.
A. recalls
B. remembers
C. reminds
D. recovers
Nothing can ________ the loss of her beloved child.
A. compensate for
B. neglect for
C. make up
D. make for