The teacher knows that you are always the first ________ to the classroom since last september.

Some very common things such as    to the sun for a long time will do harm to people's skin and even cause skin cancer

 Relations between China and Africa are based on a balance of interests and ________ the needs and demands of developing countries.

         what is needed and what is possible, we set a growth target of around 7.5 percent economic growth.

——I’m going to Shanghai to attend an important meeting tomorrow. Do you have anything __________ to your brother?——Thanks a lot. I’m considering how to do it.