It is () to send an E-mail than a regular mail.A.more quickly B.much quickly C.much quicker
问题描述:
It is () to send an E-mail than a regular mail.A.more quickly B.much quickly C.much quicker
答
C much quicker
楼上答得不对.be之后,跟形容词,不跟副词.much quicker 快得多