—Mr. Li ______ to Mary carefully when I entered the classroom this morning. —He is very patient ______ he is young.
I don’t know if Mr Wang ________here tomorrow . If he ______ , please tell me.
----What did your uncle say? ----He told me he _____ call me the next day.
-----Who helped ________with the job ? -----Nobody , They did it by______.
---What he enjoys _____ great and interesting. ---Yes, but it’s dangerous.
May Day is coming. I’ll ________ up my room. I don’t want to live in a dirty place.