Question

【题目】 people in the world are sending and receiving e-mails every day.
A.Millions of
B.Many millions of
C.Several million of
D.Several millions

Answer 1

【答案】A
【解析】句意：世界上数百万的人每天都在接收和发送电子邮件。millions of+复数，数百万的……；数词+million+复数，……百万……；故选A。