A: to have prepared
B: preparing
C: prepared
D: having prepared
第1题:
My brother used ____ in the same office with John. They are very good friends.
A. to work
B. working
C. work
D. worked
第2题:
第3题:
第4题:
He carried on( )after his accident.
A. to work
B. work
C. working
D. worked
第5题:
第6题:
下面语句执行后,变量w中的值是____。 w=Choose(2 , "Morning", "Afternoon", "Day", "Night",)
A.Morning
B.Afternoon
C.Day
D.Night