258. It is the prevention of disease _____ its successful treatment that has led to the rapid increase of the world’s population.
A. rather than B. including C. but also D. less than
257. Three _____ four people believe that having healthy teeth is very important.
A. by B. from C. out of D. of
256. We held a football match _____ Class 1 and Class 5 last semester.
A. with B. among C. between D. by
255. I’m sure ghosts do not exist. _____ I have never seen one.
A. First of all B. Now and then C. Day and night D. At least
254. The idea of fighting a noise _____ making more noises sounds strange, but that’s _____ what we are doing now.
A. with; just B. through; very C. by; exactly D. for; indeed
253. --- Your _____, please!
--- Why don’t you ring and ask Mr. King inside the hall? It was he who asked me to come to the party.
A. food B. money C. invitation D. suggestion
252. Our parents will show us a film projector for our party. Let’s sit _____ the table and have a look.
A. on B. near C. round D. about
251. People try to avoid public transportation delays by using their own cars, and this _____ creates more problems.
A. after all B. once again C. in case D. in turn
250. She’s already got her air ticket and will go to Canada _____.
A. little by little B. bit by bit C. by and by D. step by step
249. Don’t all stand up at one time! _____, please.
A. Each at one time B. One by one time C. One at a time D. One for each time