【题目】In the afternoon, the sun is getting __________ (low) and __________ (low), but the shadow is getting __________ (long) and __________ (long).
【答案】lower lower longer longer
【解析】
句意：下午，太阳越来越低，但阴影越来越长。越来越低lower and lower，越来越长longer and longer，故答案为lower；lower；longer；longer。
