Look!The cat ___________________ after the mouse.(run) 用所给词的适当形式 填空

问题描述:

Look!The cat ___________________ after the mouse.(run) 用所给词的适当形式 填空

is running 猫正在追老鼠,
run 的现在进行式 (is /am /are + present participle) is running.
所以答案是
Look!The cat __is running__ after the mouse.