Dying languages and urbanization are threats to cultural diversity.

A. To bring people closer together, we have to learn about cultural differences.

B. To learn about cultural differences is to bring people closer together.

C. People can be brought closer together by learning about cultural differences.

D. People can learn about cultural differences to bring themselves closer together.

A. Enjoying one aspect of cultural diversity can also be a good way to start learning about new cultures.

B. As most of us enjoy one aspect of cultural diversity, it can also be a good way to start learning about new cultures.

C. Most of us enjoy one aspect of cultural diversity, which can also be a good way to start learning about new cultures.

D. A good way for most of us to start learning about new cultures can also be enjoying one aspect of cultural diversity.

A. Cultural diversity can be a source of tension, but it can also bolster workplace productivity.

B. Cultural diversity can bolster workplace productivity, but it can also be a source of tension.

C. Being a source of tension can also make cultural diversity bolster workplace productivity.

D. When bolstering workplace productivity, cultural diversity can be a source of tension.

A. There is a wide range of classroom activities that can help students recognize the essential humanity and value of different types of people.

B. A wide range of activities can help recognize the essential humanity and value of different types of students in the classroom.

C. In the classroom, there is a wide range of activities which can help students recognize the essential humanity and value of different types.

D. Students can be helped to recognize a wide range of activities of essential humanity and value of different types of people.

A. We will not judge others if we interact and try to understand them.

B. Unless we do not interact and try to understand others, we will not judge them.

C. If we do not try to interact and understand others, we will not judge them.

D. We interact and try to understand others; otherwise, we will not judge them.

A. Students' needs are diverse although there are various types of schools and training programs to choose from.

B. There are various types of schools and training programs for students of diverse needs to choose from.

C. Students' needs are diverisifying types of schools and training programs for them to choose from.

D. Students' needs are diverse, so there are various types of schools and training programs to choose from.