(157)
A: We're going to pay by check.
B: Will you please have the check certified?
A: If you think it is necessary.
B: It's just our policy.
A:我们要开票付款。
B:那么请开保付支票好吗？
A:如果你认为有这必要的话。
B:这只是公司的政策。
(158)
A: We can't let you have any more material.
B: Why not?
A: Your account is way past due.
B: But we need just a little more time.
A: We can't ship anymore until we get payment.
A:我们不能再供给你原料了。
B:为什么？
A:你的户头过期未付太久了。
B:请再多给我们一点点时间。
A:除非收到你的付款，否则我们无法再出货给你。
来源：无忧考网-英语口语 http://www.51test.net/yyky
