1 . After Darwin had spent some time in South America, his room on the ship______ (挤满，充满) samples of the plants and animals he had collected. (根据汉语提示完成句子)

2 . 一名女演员被指控偷税漏税。（accuse, tax evasion）
__________________________________

3 . 霍乱(cholera)在当时是一种致命的疾病。人们既不知道它的病源，也不了解它的治疗       方法。
_________________________________________________________________________

4 . Tu Youyou ___________ (award) Nobel Prize for Physiology or Medicine in 2015. （所给单词适当形式填空）