Sentence Check 1 Circle the le t te r of the choice that best completes each sentence . 1. The university has launched a research center to develop new ways of ___ bacteria which have become resistant to drug treatments. A) regulating B) halting C) interrupting D) combating 2. Urban crowdedness would be greatly relieved if only the ___ charged on public transport were more reasonable. A) fees B) fares C ) payments D) costs 3. The other day, Mum and I went to St. James's Hospital, and they did lots and lots of tests on me, most of them ___ and frightening. A) cheerful B) hostile C) horrible D) friendly 4. I bought a camera lens yesterday. Its ___ quality is excellent. A) picture B) suit C) stomach D) optical 5. Children who do badly in school tests often ___ themselves to be failures. A) perceive B) distinguish C) distribute D) observe