cloze test
问题描述：
cloze test
They can watch clouds and strong winds moving across the earth and 1、_______ many pictures of atmosphere （大气层） 2、________ the same time.
1、A taking B take C takes
2、A of B in C at
选什么?为什么?
答
第一个take因为can后面加动词原型,第二个at the same time 固定用法