The company are______ their new sort of tooth brush on television. A: calculating B: promoting C: prompting D: proceeding

Should there be any requests for schedule changes, please notify us （）. A: prompt B: prompted C: promptly D: prompting

___________, Abraham's first son, was born of Hagar, Sarah's Egyptian maidservant, at the prompting of Sarah herself. A: Isaac B: Samson C: Samuel D: Ishmael

In the discussion, the Internet brings us so much convenience EXCEPT ____________.‏‌‏ A: having discussion whenever we like and wherever we are B: being cost effective and time efficient C: enabling us to establish dual personality in the virtual world D: prompting the emergence of SOHO