词汇用括号中所给单词的适当形式填空。
Three  _______  ( German )came to visited our school yesterday.
Why are great people so  _________  (success)?
_______  (safe)comes first.
At the  __________  (begin) of the new term. We have a new teacher.
Doctors say she can  _______  (expect) to return to school in a week.