Mary _______ be in the hospital. I saw her play basketball a minute ago.

His idea of having weekly family meal together, which seemed difficult at first，hasmany good changes in their lives．

Let’s go to the movie tonight, Jim!—_____ we are not allowed to do it on school days.

n e-mail from Liu Xin, ___ said she was going abroad for further study.

下列各组词语中，没有错别字的一组是（ ）