25. Don’t refer to the dictionary every time you come across a new word as sometimes its meaning may be _______ clearly in a given context.
We should consider the students’ request the school library provide more books on popular science.
Professor Williams keeps telling his students that the future to the well-educated.
With the world changing fast, we have something new with all by ourselves every day.
----I’ve got to go now. ---Must you? I you could stay for dinner with us.
Peter was so excited he received an invitation from his friend to visit Chongqing.