16. For your information, our products enjoy a ready _______ in Europe.
A. sell
B. selling
C. sail
D. sale
17. It is necessary that the specifications _______ the requirements.
A. confirm to
B. conform to
C. confirm with
D. conform
18. It is possible that you couldn’t find the new patterns _______ you are looking in this catalogue.
A. for what
B. which
C. for which
D. that
19. We assure you that your order is executed with _______ delay.
A. no least delay
B. least possible
C. least any
D. the least possible
