题目

Berlin — Germany will allow entry 20,000 foreign high-tech workers, under a plan announced on May 31st. Chancellor(总理) Gerhard Schroreder sees this as a way to keep the country from falling behind in information technology. The plan for this so-called ‘green cards’, not like the US work permit system, came in answer to industry demands that there were not enough qualified workers to fill positions. Workers who came to Germany under the new rules, effective from August will be given a five-year work permit after proving they have completed studies in a related field or can promise to 算一算。 （1）12÷3×5 （2）52-17+29 （3）24÷6÷2 （4）12×5÷15 （5）18+32-40 （6）2×12×4