SURFACE MAIL IS --- CHEAPER THAN AIRMAIL.A. FARTHER B. MANY C. MUCH...

8. - DE THI HOC KI 1 ANH 8 TRAC NGHIEM 100%
DE THI HOC KI 1 ANH 8 TRAC NGHIEM 100%
8. Surface mail is --- cheaper than airmail.A. farther B. many C. much D. more