Chinesedoctorsitisimportanttos-优题课

题文

Chinese doctors _____________ it is important to sleep eight hours a night.
A get B need C believe D stay

科目英语题型单选题难度中等

知识点：主语+系动词+表语

相关试题

--- Are you happy with your grades in the math exam?
---Not at all. I can’t have ________________.

A．a worse one	B．a better one
C．the worst one	D．the best one.