王某,收缩压为145~160mmHg,舒张压为90~100mmHg。高血压危险度分层 发布时间:2017-04-15 01:11 │ 来源:www.tikuol.com 题型:单项选择题 问题: 王某,收缩压为145~160mmHg,舒张压为90~100mmHg。高血压危险度分层是在哪一项()。A.低危B.中危C.高危D.极高危E.以上均不是
题型:单项选择题 He chose to write a letter with __________ he could express his feelings.A.thatB.whichC.whatD.who 查看答案
题型:单项选择题 根据对话内容及方框中所给的句子补全对话,使对话的意义连贯、完整,并将答题卡上该项涂黑。其中两项是多余的。A. I was annoyed all the time.B. Who did you go to the movie with?C. Yes, you are rightD. How wonderful the movie was!E. What’s wrong with you?F. We should turn off our mobile phones.G. So the movie was boring, wasn’t it?Lana went to see a new movie in the morning. But she didn't enjoy it. She’s talking to Jenny about what happened.Jenny: You look unhappy. 小题1: Lana: I watched a movie in the morning.Jenny: 小题2: Lana: No. The movie was great. It was the audience (观众)..Some people were late for the movie, some took phone calls during the movie, some made noise while eating snacks and some talked loudly. 小题3: Jenny: That’s too bad! People should obey certain rules while watching a movie.Lana: Yes. The first thing is to keep the theater quiet. We should sit down before the movie begins. 小题4: We should eat snacks quietly. And we should talk as little as possible. Jenny: 小题5: And we should take away our rubbish when we leave.Lana: I hope everyone should do these things so that we can enjoy the movie better.Jenny: Me too. 查看答案
题型:单项选择题 一个数亿位上是5,十万位上是最小的合数,万位上是最大的一位数,百位上是最小的质数,其余各位都是0,这个数写作( ), 改写成用“万”作单位的数是( )万,精确到亿位是( )亿。 查看答案
题型:单项选择题 与pH类似,我们定义pOH=-lgc(OH-),下列溶液,一定呈中性的是A.c(H+)=1×10-7mol·L-1的溶液B.水电离的H+和OH-浓度相等的溶液C.pH+pOH=14的溶液D.pH=pOH的溶液 查看答案