问题：
[单选] The introduction of containers in transport greatly（）carriage of goods.
facilitate。speeds。facilitates。economizes。
问题：
[单选] We will（）you as soon as the new crop comes to the market.
contact with。contact。contact to。getcontact。
问题：
[单选] We regret（）to accept your terms of payment and therefore have to return the order to you.
cannot。being unable。not able。not be able。
问题：
[单选] We confirm（）your order No.7891 dated May 10，1990.
A．to have received。B．having received。C．receiving。D．toreceive。
问题：
[单选] We have noticed the Dutch producers（）a joint venture agreement with Chinese firms.
interest。are interested。are interested in。interest in。
问题：
[单选] We（）if you could give us whatever information you can in this respect.
should appreciate。appreciate。appreciate it。should appreciate it。
问题：
[单选] We（）the seminar sponsored by you in September last year.
aware。aware of。are aware of。are aware。
问题：
[单选] We will consider（）your terms of payment.
accepted。to accept。accepting。accept。
问题：
[单选] We shall do everything possible to assist you in（）a mutually beneficial trade.
developing。developed。develop。development。
问题：
[单选] Everyone knows that China’s Bristles are of superior quality（）those from other countries.
with。to。for。than。
