This is a very good for everybody You should catch it 根据句意或首字母的提示补全单词

题目

This is a very good for everybody You should catch it 根据句意或首字母的提示补全单词
This is a very good（ ） for everybody You should catch it
My French has（ ）a lot.I can talk with Frenchmen freely.
I don't quite understand this word.Can you（ ）it for me?
S（ ）you are a new student from England.How do you introduce yourself?
This is not（ ）.No one can believe it.

答案

chance
improved
explain
See
true/believable