She said she had some trouble ___________ her homework.
John works in a hospital_______ his home. So he takes a train there every week.
---What is_______ girl in red? ---She is_______ English teacher
—Our country ______ a lot so far .—Yes . I hope it will be even ______ .
Both his parents look sad . Maybe they __what's happened to him .
I have________ read Robinson Crusoe , but I haven’t read Tom Sawyer ______.