He was one of the first inventor to apply the principles of mass production to the process of invention.

Mark the letter A, B. C, or D on your answer sheet to indicate the correct answer to each of the following questions. She was.............. to discover that she had won the first prize.

Choose the best answer (A, B, C, or D) to complete the following sentence. Book sales of book stores………………..since the emergence of e-books.

Put the verbs into the suitable form, the present perfect or the present perfect progressive. A: Someone (leave)................. the ladder outside, look. B: I expect that‟s Mike. He (clean).......

Complete the second sentence so that it has a similar meaning to the first one. Learning English is very necessary. It is ________________________

Put the verbs into the suitable form, the present perfect or the present perfect progressive. A: I (lose) ..........my address book. ................(you/ see) it anywhere? B: Yes. I ...............