We（）some brochures（）to illustrate the types of materials we manufacture. enclose，。 enclose，you。 enclose，to you。 enclose you，。
One of our clients is（）the market（）Men’s Shirts. on，of。 at，with。 in，for。 with，at。
We are pleased to say that weare（）to supply you（）the goods you want. of aposition，──。 at aposition，──。 in aposition，with。 at aposition，with。
We have to point out that the postponement of the fulfilment of the contract（）caused us certain expenses. had。 have。 has。 having。
Everyone knows that China’s Bristles are of superior quality（）those from other countries. with。 to。 for。 than。
We have received your letter of September 12，（）we are glad to know that you are interested in our electric heaters.
