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2. Cold tea _____ an excellent drink in summer. A. made B. makes C. is made D. has made 3. He is understanding what I say. He has been understanding what I say. Understand what I said. B B ? He understood what I said. ? He has understood what I said. ? He closed the gate for three days. ? She has lost her key for 3 days. √ √ 一般過去時和現(xiàn)在完成時用法區(qū)別 : ? He served in the army from 1952 to1954. ? He has served in the army for 5 years. ? He wrote many plays when he was at college. ? He has written many plays. ? I saw Hero last year. ? I have seen Hero before. 1. –Well, that was really a good meal. I _____ you were a really good cook. Thank you. A. didn’t know B. don’t know C. haven’t know D. hadn’t known 2. I can’t see any coffee in this cupboard. _____? A. Has it all been finished B. Was it all finished C. Has it all finished D. Did it all finished A A 3. Glad to see you back. How long ___ in Russia? A. did you stay B. have you stayed C. were you staying D. have you been staying 4. Although he has lived with us for years, he ___ us much impression. A. hadn’t left B. didn’t leave C. doesn’t l