单项选择题

Because of the complexity of our modern machine, we need our workers（）

A. to train special
B. specified in training
C. to have specified training
D. training specially

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单项选择题
This job （）, who are more careful.

A. is done traditionally by women
B. traditionally is done by women
C. is traditionally done by women
D. is done by women traditionally
单项选择题
For more than thirty years the statue（）millions of foreign people arriving by ship to live in the United States.

A. welcome
B. welcomes
C. welcoming
D. welcomed
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