Fill in the gaps with the correct prepositions. These courses are available ... secondary schools, vocational schools and colleges. L is the maximum distance ... the centres. These tools are used ... turning, facing, boring and other lathe operations.
Ответ:
These courses are available in secondary schools, vocational schools and colleges.
L is the maximum distance between the centres.
These tools are used for turning, facing, boring and other lathe operations.
Объяснение:
1 и 2 не правильные есть другие варианты помогите пожалуйста