在客户联络中,应与客户长时间闲谈,增加感情,争取订单。( )
参考答案:错
I haven t much ________ in his honesty.
A.belief
B.believers
C.beliefs
D.Believed
在(x-1)(x+1)8的展开式中x5的系数是[ ]
A.-14
B.14
C.-28
D.28