It's half past six. That sheep

【题目】It's half past six. That sheep _________ (eat) grass. And the monkey can ______ (climb) the tree.

【答案】is eating    climb   

【解析】

句意：现在是六点半。那只绵羊在吃草。并且那只猴子会爬树。根据第一句可知第一空用现在进行时态，be doing结构，主语是三单，故系动词用is；第二空can的后面跟动词原形；故答案为is eating；climb。