The black hero fought all his life to make black and white people _____. [ ]

Would you like black coffee or white coffee? —Oh，I black coffee better.

We all wonder ____ the relationship between France and China is good again now? —Because the two countries have common national benefits.

The government officials met the workers and engineers working on the stadium, most____ were migrant workers．

If the traffic is good, I can make it to the school to ______ the child.