The developed countries are rich in skilled work force and capital resources,so they can concentrate on producing many technology-intensive products such as computers,aircrafts,and so on.

The developed countries are rich in skilled work force and capital resources,so they can concentrate on producing many technology-intensive products such as computers,aircrafts,and so on.

A.发达国家拥有大量的熟练劳动力和资本，所以它们能集中生产很多技术密集型的产品，比如计算机、飞机等等。

B.发展中国家拥有大量的熟练劳动力和资本，所以它们能集中生产很多技术密集型的产品，比如计算机、飞机等等。

C.发达国家拥有大量的熟练劳动力和资本，所以它们集中生产计算机、飞机等等很多属于技术密集型的产品。

D.发展中国家拥有大量的熟练劳动力和资本，所以它们集中生产计算机、飞机等等很多属于技术密集型的产品。

正确答案是A