皮皮学，免费搜题
登录
搜题
【单选题】
PCO2升高引起呼吸加深加快最主要是通过哪部分引起的A.
直接刺激呼吸中枢；
B.
刺激中枢化学感受器转而兴奋呼吸中枢；
C.
刺激颈动脉压力感受器；
D.
刺激颈动脉体化学感受器；
E.
刺激主动脉体化学感受器；
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】阅读短文，选择正确的答案。 Cook: Oh, it's time for dinner. Look! This is the school menu. On Mondays we have onions and noodles. On Tuesdays we have mutton and potatoes. On Wednesdays we have vegetables and pork. ...
【简答题】He turned, looked at the clock, and saw that it was long past his usual time for dinner.
【单选题】It’s your job to _____ the show and let your guests know when it’s time for dinner or dessert.
A.
move
B.
operate
C.
manage
D.
run
【单选题】—It's time for dinner. Where is your father, Emma? —He ______ his bike in the yard. [ ]
A.
clean
B.
cleaned
C.
is cleaning
D.
will clean
【简答题】小题1:— Time for dinner. Mum and Dad. —There’re only (两双筷子) on the table. We need one more. 小题2:Millie said she (等不及看) her computer. It’s a present from her parents. 小题3:My watch (比你的新). I bought it las...
【简答题】Looking at the clock, Newton saw that it was long past his
usual time for dinner.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
