二级笔译题库/词汇与语法

Attempts have been made for nearly three decades to increase the amount of precipitation from clouds by seeding them with salt or silver iodide.

  • A Devices
  • B Hypotheses
  • C Efforts
  • D Suggestions
参考答案: C
解题思路: 名词辨析。attempt努力,尝试:abandon the attempts放弃尝试。device装置:a device for opening bottles一个打开瓶子的装置。hypothesis假设:This is only a sort of scientific hypothesis which has not been proved by experiments.这仅仅是一个尚未被实验证明的科学假说。efforts努力,尽力:Please put more efforts into your school work.请你在功课上再努点力。>>>立即刷题