二氧化碳蓄积的早期临床表现()
A.脉搏增快,呼吸加深加快
B.脉搏变慢,血压下降
C.脉搏增快,血压升高
D.脉搏增快,呼吸减慢
E.脉搏增快,血压下降
参考答案:C
一个木工有两根长为40cm和60cm的木条,要另外找一根木条,钉成一个三角形木架,问第三根木条的长x的值应满足的不等式是______.
根据句意,用括号中所给单词的正确形式填空。
小题1:Twenty percent of the students (exercise) every day.
小题2:Jack is the (win) of the dancing competition.
小题3:He sat _(comfortable) on the sofa watching TV.
小题4:Kids are waiting for you (tell) them a story.
小题5:Linda is the (outgoing) of my friends.