TANNER DID HIS BEST TO FIX THE FAULTY OVEN, BUT HIS … AT REPAIRING ELECTRICAL DEVICES WASN’T GOOD ENOUGH TO SUCCEED

4. - BAI TAP TU VUNG CO DAP AN
BAI TAP TU VUNG CO DAP AN

4. Mr. Tanner did his best to fix the faulty oven, but his … at repairing electrical devices wasn’t

good enough to succeed.

A. Service

B. skill

C. technique

D. draft.