1. It is fair to say ________ such an increase in sales has never occurred in the annals of our company. (A) when (B) that (C) which (D) although
2. The chairwoman has requested that the following items ________ appended to the tentative agreement. (A) be (B) being (C) been (D) have been
3. Because of the ________ value of the company, the recent actions of the board were applauded at the annual stockholders' meeting. (A) increase (B) increased (C) it increased the (D) increasing by the
4. No electrical appliances ________ in the lavatories at any time during the flight. (A) used (B) may use (C) may be using (D) may be used