(2). Of course, the children look unhealthy. Their mother can’t afford to _________ them ________ decent meals, not to speak meat and fish regularly. A. fed ... on B. feed ... on C. grew ... on D. grow ... on
【答案】B 【解析】该题中B项意为“靠 … 为食,喂养”,是一个固定词组的搭配形式。
(3). During the past few years the prices have __________ by nearly 10%. A. gone up B. grew up C. got up D. put up