From the Chamber of Commerce in your city, we （） about your various models of sewing machines.
A: know
B: have known
C: learn
D: have learned
A: know
B: have known
C: learn
D: have learned
举一反三
- _____ the courtesy of chamber of commerce in your city, we have learned that your are the leading company in chemical line.
- Through the courtesy ________ the local chamber of commerce, we have learned that you are one of the leading importers of electric goods. A: in B: from C: of D: about
- We ________ your name and address ________ the Chinese Embassy in Berlin. A: have asked for … by B: have come to know … through C: have learned … from D: have been given … by
- You have to learn _______your mistakes. A: about B: of C: from D: for
- We have _____ your name and address from your website. A: learned B: got C: obtained D: appreciated