IV. Bilugan ang wastong letra kung ito ang
bahagi ng makina na tinutukoy (21-25)
21.
A. Needle Clamp B. Belt C. Bobbin
22.
A.Threadle B. Presser foot C. Feed Dog
23.
A Balance wheel C. Tension Regulator
B. Spool Pin
24.
A Presser Foot B. Bobbin Winder C. Belt
25.
A. Thread Guide B. Spool Pin
C. Balance Wheel​