Avoiding language interference

Some of the sentences below are idiomatically correct. Some are not so idiomatic: they contain examples of language interference (in this case, from French). See if you can identify the correct and incorrect sentences.

1. The system must respect security requirements.a) Language interferenceb) No language interference
2. Beverages and appetizers will be offered.a) Language interferenceb) No language interference
3. Julie is charged with coordinating the project.a) Language interferenceb) No language interference
4. It goes without saying that new medications should be thoroughly tested before they are approved for sale.a) Language interferenceb) No language interference
5. Virginie would like to participate to the violin program.a) Language interferenceb) No language interference
6. The Archbishop gave a conference on Christian-Muslim relations.a) Language interferenceb) No language interference
7. Opening hours are from 9:00 to 5:00.a) Language interferenceb) No language interference
8. Warren registered to a strength-training course.a) Language interferenceb) No language interference
9. Sandra accepted to give the presentation.a) Language interferenceb) No language interference
10. Thanks to a sun-filled summer, our garden produced a large crop of vegetables.a) Language interferenceb) No language interference