与客户沟通的基本技能是______。
A．讲究交往礼仪 B．经常发送电子邮件C．经常发放调查问卷 D．经常互相问候
参考答案：A
— Peter is _______ than you, right?
—Yes, but he is _______ runner in our class.
A．heavier; best
B．heavy; the best
C．heavier; the best
D．heavy; better
三叠、四叠
