洗必泰溶液为口内手术后常用的含漱液,它的浓度是() A.0.01%~0.03% B. 发布时间:2017-05-25 10:42 │ 来源:www.tikuol.com 题型:单项选择题 问题: 洗必泰溶液为口内手术后常用的含漱液,它的浓度是()A.0.01%~0.03%B.0.05%~0.12%C.0.3%~0.5%D.1%~3%E.3%~5%
题型:单项选择题 请从方框中选出合适的单词,完成短文.其中两项多余.A. don't B. doesn't C. balls D. collection E. boys F. and G. sports H. Some I. But J. he K. in L. They Tommyand Sally are my good friends.(1)_____ are brother and sister.They are(2)______ the same class.In their class,some of the(3)_________ like playing soccer,cry much.Tommy is in the school soccer club.(4)________ of them also like playing basketball.(5)________ the girls like playing tennis(6)________ volleyball.Sally is in the school volleyball club.I(7)_______ play soccer.I only play ping-pong.And I have a small sports(8)_____.I have loping-pong(9)_____and 9 bats.Playing(10)_______ is good for us. 查看答案
题型:单项选择题 海洋中最大的动物蓝鲸为什么没有把它归属为鱼类[ ]A.因为鲸的体表没有鳞片B.因为鱼的体型不可能有那么大C.因为鲸不是靠卵来生殖的,而是通过胎生繁殖后代的D.因为鲸没有鳃盖也没有鳃丝 查看答案
题型:单项选择题 一些传销活动披着“高科技”“新经济”的外衣,利用互联、股票、期货等新形式从事传销,从而更具隐蔽性和欺骗性。这要求我们( )A.发挥主观能动性必须以尊重客观规律为前提B.认识事物必须透过现象抓住本质C.认识事物必须发挥主观能动性D.办事情要抓住重点 查看答案