I. 单选（共30题；每题1分，满分30分）
1. No sooner______ closed the door ______ he remembered that he forget his mobile phone.
A. did he; when B. had he; than C. he had; than D. had he; when
2. The nervous look on his face suggested that he ______ when he was asked about the case.
A. is lying B. should lie C. must lie D. was lying
