our class consists of 40 students, that means there are 2 s___ of students in our class,

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our class consists of 40 students, that means there are 2 s___ of students in our class,

our class consists of 40 students, that means there are 2 s___ of students in our class,
our class consists of 40 students, that means there are 2 s___ of students in our class,

our class consists of 40 students, that means there are 2 s___ of students in our class,
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