单选题 The water used to cool the city’s buildings travels in a closed ________ inside 48-inch pipes that run for 15 miles beneath the city.
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单选题 In an era with few well-paid jobs available, job seekers are usually unable to speak up for themselves ________ losing badly needed employment.
单选题 Questions concerning the origins of the laws of nature are beyond the ________ of science, and in areas where only philosophers and theologians (神学家) dare access.
单选题 His apartment was one of three that had been ________ out of a glamorous old house built in the 1930s.
单选题 ________, you may want to mark that question for review and return to it once you have completed the other test questions.
单选题 The media says that the new prime minister risks ________ the economy by pushing through a higher sales tax that may damp consumption.
单选题 If a prophet had come to our village in those days and told us what things ________, none of our people would have believed him.
单选题 Let’s take a check of the weather and see what’s going on all across the country. Shall we? ________ we are going to see some rain move through parts of the country.
单选题 The event has ________ young people since it was launched because of the discussions they can have with their peers in a supportive environment.