During the exam, he wasted … time searching for his pen. A.costly B.expensive C.valuable Answer and Feedback Answer:C do you want? view more test Xem thêm Share this post Some other questions you may be interested in. I had … news of what she was doing in London. Now that he is retired, he enjoys … more time watching documentaries. His debt now amounts … $10,000. You demand too much of them; they are not really equal … the project. The student is still dependent … his parents. Will you have … to tell your manager about it? Boys and girls … enjoyed the show. The reconstruction of the city is now … . The production goes well now, although there were some … . If I could understand this alphabet, I … the article.