Some birds….very fast in the sky when we were in the park (fly)这道题是用动词的适当形式填空,把.填满.
问题描述:
Some birds….very fast in the sky when we were in the park (fly)
这道题是用动词的适当形式填空,把.填满.
答
Some birds flew very fast in the sky when we were in the park (fly)