【2011北京】33. I will send you an e-mail as soon as I____ in Canada.
A. arrive B. arrived C. am arriving D. will arrive
答案：A
【解析】考查点：本题考查状语从句的时态的用法。当主句是将来时态时，状语从句用一般时态来代替将来时，所以选择答案A。
【2011陕西】24. If there no buying and selling of animals, there no killing in nature.
A. is; will he B. will be; will be C. is; is D. will be; is
答案：A
【解析】考查点：本题考查if引导的状语从句的时态。if 意为如果。引导条件状语从句，主将从现。故选A。