根据所学单词完成下列空格（共10小题，每小题0.5分，共5分）
Two-thirds of the people _______（幸存）the earthquake.
We d_______ the Christmas tree with glass balls.
We found further scientific _______（证据）for the theory.
When he heard the good news, he b_______ into laughter.
She was _______（接纳）as a member of the club.
The red lamp is often used as a danger s_______.
We greatly ________（感激）your timely help.
You will have to work hard if you are to s________.
How can the athletes enjoy _______（竞争）in the Winter Olympics?
The products are nice. In a________, the price is low.