18. How long has Mr. Smith been working in the present office?For
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19. What has impressed the speaker and his colleagues most?Mr. Smith’s and kindness.
20. What does the speaker say at the end of the speech?He hopes to with Mr. Smith regularly.
What is the noun of frightened?
A. frightness
B. fright
C. frig
What is the verb of extension?
A. extend
B. extent
C. extensify