问题
选择题
— What are you going to be?
— _______________________[ ]
A. He is going to be an actor.
B. She is going to be a teacher.
C. I am going to be an engineer.
答案
答案:C
— What are you going to be?
— _______________________[ ]
A. He is going to be an actor.
B. She is going to be a teacher.
C. I am going to be an engineer.
答案:C
某项工程由下列活动组成:
活动 | 紧前活动 | 所需天数 | 活动 | 紧前活动 | 所需天数 |
A B C D E | — A A B,C B,C | 3 4 5 7 7 | F G H I J | C C D,E G F,H,I | 8 4 2 3 2 |
()是该工程的关键路径。
A.ABEHJ
B.ACDHJ
C.ACGIJ
D.ACFJ