1. Jane was hit on the head by the robber and was knocked ______.
A. mindless B. unaware C. brainless D. unconscious
2. The prices charged by your Accounting Department do not match those ______ to me by your Sales Department at the time of purchase.
A. repeated B informed C. recorded D. quoted
3.Vitamins are complex ______ that the body requires in very small amounts.
A. matters B. materials C. particles D. substances
4. This special school accepts all disabled students, ______ educational level and background.
A. according to B. regardless of C. in addition to D. in terms of
5. ______ before we depart the day after tomorrow, we should have a wonderful dinner party.
A. Had they arrived B. Would they arrived
C. Were they arrived D. Were they to arrive