题目：
小题1:Calculate what p______ of your income you spend on food.
小题2:Even slight rent increases would cause considerable h_____.
小题3:As the wages were low, there were few a______ for the post.
小题4:Scientists are hoping for a b_____ in the search for a cure for cancer.
小题5:Your ticket is v_____ for travel at anytime of the day.
小题6:Radio is an important communication _______(媒介) in many countries.
小题7:Team members will be selected according to strict ______.(标准)
小题8:I want to get a new passport but I don’t know the ______. (程序)
小题9:At the ______(最初的) stage of the project not everyone had access to a computer.
小题10: It is useful to have a ________(附近) supermarket.
答案：
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