正确答案: ABC

上颌窦 额窦 筛窦的前、中群

题目：开口于中鼻道的鼻旁窦是 （　　）

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学习资料的答案和解析：

[单选题]中国革命和建设的基本立足点是

独立自主

[单选题]Therefugees need many things, but _______, they need food and medicine．

above all

[单选题]How would you describe Sequoyah?

Sequoyah was a young Cherokee Indian．son of a white trader and an Indian Squaw(北美印第安女人)．At an early age，he became fascinated by“tile talking leaf”，an expression thathe used to describe the white man’s written records．Although many believe this"talking leaf”to be a gift from tile Great Spirit，Sequoyah refused to accept that theory．Like other Indians oftile period，he was illiterate，but his determination to remedy tile situation led to the inventionof a unique 86 character alphabet based on the sound patterns that he heard． 　　His family and friends thought him mad，but while recuperating(恢复)from a huntingaccident．he diligently and independently set out to create a form of communication for his ownpeople as well as for other Indians．In l821，after twelve years of work，he had successfully de。veloped a written language that would enable thousands of Indians to read and write． 　　Sequoyah’s desire to preserve words and events for later generation has caused him to be remembered among the important inventors．The giant redwood trees of-California，called“se-quoias(红杉)”in his honor，will further imprint his name in history． 根据以上内容，回答下面的题目。What is the most important reason that Sequoyah wiU be remeIll]bered?

Determined．

[单选题]EverythingDepends on__________we get a raise in our salary．

whether

[单选题]下列句子中，没有语病的一项是 （　　）

人生在世，不仅要做好事而不做坏事，而且好事要自然而然地去做，千万不能是有意而为之。

解析：本题考查辨识病句的能力。A项意思反了，应删去“忘记”；B项应将 “不但”放在“牛体”前；D项删去“是……的重要途径”，并在“而”后加“是”。

[单选题]Who do you think it is that he will have_______ the letter?

post

[单选题]下列关于M型受体的叙述，错误的是（　　）

存在于神经肌肉接头的终板膜上

[单选题]室内压最低是在 （　　）

快速充盈期