"old Mombi couldn't use x's and minuses, for she never went to school." [Please select]
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It is worth some delay to be doubly sure that I put down no plus signs as minuses. [Please select]
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I've seen the professor work lots of sums on the blackboard, and he claimed anything could be done with x's and y's and a's, and such things, by mixing them up with plenty of plusses and minuses and equals, and so forth. [Please select]
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The pluses and minuses is just little smears, When the cry babies cry their slates full of tears, And the figgers won't add,--but just act up like sin, When the teacher gets cross, and the dimples goes in. [Please select]
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