C. I havent noticed D. I dont notice
答案选B,我没注意是对方提醒之前的事,现经对方一提醒,当然注意到了。
(3) Oh its you ! I ________ you. Ive had my hair cut.
A. didnt realize B. havent realized
C. didnt recognize D. dont recognized
答案选C。没认出是你是说此话之前的事,说此话时显然已经认出了对方。
(4) Whats her new telephone number? Oh, I _____.
A. forget B. forgot
C. had forgotten D. am forgetting
此题应选A,从语境上看,忘记的时间应是现在,即指现在不记得了。
(5) Since youve agreed to go, why arent you getting ready? But I ______ that you would have me start at once.
A. dont realize B. didnt realize
C. hadnt realized D. havent realized
答案选B。没意识到是对方提醒之前的事。
(6) Its twelve oclock, I think I must be off now. Oh, really? I ______ it at all.
A. dont realize B. havent realized
C. didnt realize D. hadnt realized
答案选C。没意识到是在听到的话之前的事。
5. Mr Smith ______ a book about China last year but I dont know whether he has finished it.
A. has written B. wrote
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