位置：首页 > 在线问答 > 其它类 > 其它题库4 > 问题详情

Mouthwashes are not effective cure for bad breath mainly becauseA．they can"t cover the thi

提问人：最需找题发布时间：1970-01-01

Mouthwashes are not effective cure for bad breath mainly because

A．they can"t cover the thick layers of mucus.

B．they can"t get to all the offending bacteria.

C．they can"t mask the bad odor long enough.

D．their strong smell mixes with bad breath and makes it worse.

请帮忙给出正确答案和分析，谢谢！

继续查找其他问题的答案？

查看最佳答案题不想做，我帮你做

一对一服务

报班培训
电网、中烟、专升本
线下培训
网课学习
各种网络课程
学习辅导
免费资料
免费资料
一对一辅导
老师解答
题目不会做
一对一辅导

咨询老师

点击加载更多评论>>

您可能感兴趣的试题

1用一个长方形饭盒.刻度尺.一盆水.用这些测酱油的质量?谁能帮坐沙发的那位写一下表达公式
用一个长方形饭盒.刻度尺.一盆水.用这些测酱油的质量?谁能帮坐沙发的那位写一下表达公式
点击查看答案进入在线练题题不想做，我帮你做
2用一个长方形的饭盒,刻度尺和一盆水测酱油质量,并写出并写出酱油质量的表达式
用一个长方形的饭盒,刻度尺和一盆水测酱油质量,并写出并写出酱油质量的表达式
点击查看答案进入在线练题题不想做，我帮你做
3What can be inferred from the passage？A．The red bag belonged to the lady.B．There were many
What can be inferred from the passage？
A．The red bag belonged to the lady.
B．There were many fingerprints on the red bag.
C．The lady"s flat was not the burglar"s first guilty place.
D．The burglar did not come into the flat at all.
请帮忙给出正确答案和分析，谢谢！
点击查看答案进入在线练题题不想做，我帮你做
4简述萨福克羊分布、外貌及生产性能。
简述萨福克羊分布、外貌及生产性能。
点击查看答案进入在线练题题不想做，我帮你做
5现有一把刻度尺、一根细线和足量的水，如何测出一个带有盖的薄壁饮料瓶（如图所示）的容积？
现有一把刻度尺、一根细线和足量的水，如何测出一个带有盖的薄壁饮料瓶（如图所示）的容积？
点击查看答案进入在线练题题不想做，我帮你做
6What did the lady find when she went through the rooms？A．The things she possessed had been
What did the lady find when she went through the rooms？
A．The things she possessed had been searched inside out.
B．All the rooms had been covered with broken pieces.
C．Some of the rooms were in a mess.
D．Some of the rooms had not been touched.
请帮忙给出正确答案和分析，谢谢！
点击查看答案进入在线练题题不想做，我帮你做
7一块正方形泡沫一把刻度尺适量的水测金属块质量大小给你一块边长为a正方形泡沫(密度比金属块小很多
一块正方形泡沫一把刻度尺适量的水测金属块质量大小给你一块边长为a正方形泡沫(密度比金属块小很多)、一把刻度尺、适量的水.请设计一个能测量金属块质量大小的装置.并请写出测量的原理和最后显示金属块质量大小的表达式.P.S.有图最好.哈.
点击查看答案进入在线练题题不想做，我帮你做
8Whom did the lady first think of to help her out？A．Her neighbors.B．The porter.C．The police
Whom did the lady first think of to help her out？
A．Her neighbors.
B．The porter.
C．The policeman.
D．The passer-by.
请帮忙给出正确答案和分析，谢谢！
点击查看答案进入在线练题题不想做，我帮你做
9八年级下册物理;一只瓶子装满了水,总重为20N,把它放在面积为1.2平方米的水平桌面上,一直平地的面
八年级下册物理;一只瓶子装满了水,总重为20N,把它放在面积为1.2平方米的水平桌面上,一直平地的面积是25一只瓶子装满了水,总重为20N,把它放在面积为1.2平方米的水平桌面上,一直平地的面积是25平方厘米,求瓶子对桌面的压强,写成已知求解答形式哦
点击查看答案进入在线练题题不想做，我帮你做
10如何用水和玻璃管测大气压强?与托里拆利实验不一样的.,
如何用水和玻璃管测大气压强?与托里拆利实验不一样的.,
点击查看答案进入在线练题题不想做，我帮你做