帮我解决下初二英语题 求大神围观
问题描述:
帮我解决下初二英语题 求大神围观
They didn't understand ____ they didn't know ____ ____ ____.
他们不懂因为他们不知道整个经过.
Mary c____ come here today because she is sick.根据首字母填空.
答
1 because what has happened
2 can't或couldn't