精选优质文档-倾情为你奉上商务英语信函写作练习题I. Choose the best answer:1. Please let us know _the tendency of your market.a. for b. in c. of d. with2. We _ like to know more about the products you advertised in South Asian Trade.a. could b. would c. should d. had3. We are now _ your inquiry of October 12th.a. on receipt of b. upon receipt of c. in receipt of d. in reception of4. We