A) “valuable” (l. 6). B) “serious” (l. 15). C) “heavy” (l. 24). D) “padded” (l. 26). E) “heaviest” (l. 31)....
Backpacs” (title) - a large bag carried on the back.
“strap” (l. 2) - a strip of leather, cloth or other flexible material.
“lugging” (l. 5) - carrying something with great effort. “prof” (l. 8) - professor.
“sprains” (l. 18) - injuries.
“strains” (l. 18) - severe demands on physical strengh.
A) “classmates” (l. 9).
B) “bag” (l. 10).
C) “strap” (l. 10)
D) “wrapped” (l. 10).
E) “hips” (l. 11).
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