()you wish to know why we have placed no further orders with you recently, we are willing to raise a matter that caused us some trouble .A. sinceB. thoughC. asD. although
()you wish to know why we have placed no further orders with you recently, we are willing to raise a matter that caused us some trouble .
A. since
B. though
C. as
D. although
相关考题：
We( )some brochures( )to illustrate the products we manufactured . A.enclose ,to youB.enclose you，C.enclose,D.enclose, you
You look(). What () you () ? A、tire, did…doB、tiring, have…doneC、tired, do…doD、tired, have…been doing
—We’re going on a visit to Japan next week. —________________.A.Have a good journeyB.Good byeC.Wish you happyD.You’re right.
—_______ are you going on a visit to Beijing? 学科网 —We’ll drive there.学科网A. Whe —_______ are you going on a visit to Beijing?—We’ll drive there.A. When B.How C.Why
英文科技论文写作中应该尽量少用或不用I, we, our, 和you等第一、第二人称代词。