“人而无信,不知其可也”这句话的意思是 [ ]
A.人不知道要讲信用
B.做人不讲信用,不知他怎么可以立身处世
C.只要达成愿望,不用讲原则
D.做人不但要有礼貌,而且还要自尊心
答案:B
The government officials met the workers and engineers working on the stadium, most _______
were migrant workers. [ ]
A. of which
B. of who
C. of whom
D. of them
集装系统的两大工具是()。
A.集装箱
B.叉车
C.托盘
D.龙门吊机
E.传送带装置