1. -Can you tell me ______?
-She is in the computer lab.
A. where Linda was B. where is Linda
C. where was Linda D. where Linda is
2. ---Excuse me, could you tell me __________?
---Sorry, sir. I wasnt there at that time.
A. how did the accident happen B. how the accident happened
C. how does the accident happen D. how the accident happens
答案：B