Vocabulary: I . Fill in the blanks with the words given in the box below in their appropriate forms. accompany assistance delay enhance enrich figure out on one ’ s own refreshment show up tug 1. They were accused of using their position to ________ themselves. 2. I cannot __________ what has gone wrong in our friendship. 3. The efficiency of the engines can be __________ after repairs. 4. We apologize for the __________ response to your request. 5. This organization offers medical __________ to the poor areas. 6. Mike grabbed her by the hand and _________ her away from the window. 7. The pop singer finally came out of the studio, ___________ by no less than 12 bodyguards. 8. If you are hungry, you may buy some _________ in the convenience stores along the road. 9. Without any help from the experts, we had to design the whole project _________. 10. Over 100, 000 visitors from 92 countries and regions _________ at the exhibition, which topped the previous record in the history of Auto Shanghai. II. Word Formation Fill in the blank in each of the following sentences with the proper form of the word given in the brackets. 1. He began a career in __________ (journalist), working for the North London Press Group. 2. What tastes good to people, as well as what can be offered as __________ (refresh) to guests, vary from one culture to another. 3. He failed to meet last Friday's deadline for _________ (repay) of a $ 5000 . 4. He reacquired an _________ (academy) reputation after five years of hard work. 5. If you go to a restaurant, be _________ (courtesy) to the waiter or waitress. 6. Your frustration could be an indication that you just need some input or __________ (assist). 7. The library attracts thousands of __________ (scholarship) and researchers. 8. The Internet is invented to _________ (rich) our life, and to improve the efficiency of our work rather than shackle us with a chain.