（）凤姐每日卯正二刻过来管事，“卯正二刻”约几点？ A: 6Am B: 6：30Am C: 7Am D: 7：30Am
（）凤姐每日卯正二刻过来管事，“卯正二刻”约几点？ A: 6Am B: 6：30Am C: 7Am D: 7：30Am
日本展会展出时间（） A: 9:00 am to 6:00 p.m B: 9:00 am to 6:30 pm C: 10:00 a.m. to 6:00 p.m D: 10:00 p.m. to 6:30 p.m
日本展会展出时间（） A: 9:00 am to 6:00 p.m B: 9:00 am to 6:30 pm C: 10:00 a.m. to 6:00 p.m D: 10:00 p.m. to 6:30 p.m
如果am=3，an=6，则a2m+n等于（ ）A.15B.36C.12D.54
如果am=3，an=6，则a2m+n等于（ ）A.15B.36C.12D.54
In paragraph 6, the author's words "I am somehow abnormal" shows that ______.
In paragraph 6, the author's words "I am somehow abnormal" shows that ______.
【单选题】) — ____ you Miss Smith? — Yes, I ____ . A. Are; are B. Am; am C. Are; am D. Is; am A. Are are B. Am am C. Are am D. Is am
【单选题】) — ____ you Miss Smith? — Yes, I ____ . A. Are; are B. Am; am C. Are; am D. Is; am A. Are are B. Am am C. Are am D. Is am
I tired but I hungry.: am ; am not|am; am|are; are not|is; is not
I tired but I hungry.: am ; am not|am; am|are; are not|is; is not
当溶液中有两种辅助配位剂L 和A同时对金属离子M产生副反应，这时金属离子M的总副反应系数为 A: aM= aM(L )+ aM(A) B: aM= aM(L ) + aM(A)- 1； C: aM=aM(L )+aM(A)+ 1 D: aM=aM(L )-aM(A)
当溶液中有两种辅助配位剂L 和A同时对金属离子M产生副反应，这时金属离子M的总副反应系数为 A: aM= aM(L )+ aM(A) B: aM= aM(L ) + aM(A)- 1； C: aM=aM(L )+aM(A)+ 1 D: aM=aM(L )-aM(A)
It ____I who _____leaving for London. A: is…is B: am…is C: is…am D: am…am
It ____I who _____leaving for London. A: is…is B: am…is C: is…am D: am…am
—____ you Mingming? —Yes, I ____.: Am, am|Are,am|Are,are
—____ you Mingming? —Yes, I ____.: Am, am|Are,am|Are,are
I_____helpful.He_____helpful,too. A: is,am B: am,is C: am,are
I_____helpful.He_____helpful,too. A: is,am B: am,is C: am,are