下列溶液显碱性的是()。 A.硝酸铵 B.乙酸铵 C.乙酸钠

题型:单项选择题

问题:

下列溶液显碱性的是()。

A.硝酸铵

B.乙酸铵

C.乙酸钠

考点:资格类灰化检修工(初级)灰化检修工(初级)题库
题型:单项选择题

Easy Ways to Boost(改善)Your Mood

_______71_______. Taking an extra moment for yourself will make your day brighter and give you a healthier outlook on life. Here are some simple ways you can bring a little happiness into your life right now:

1. Go for a walk.

Grab your dog, best friend, or your significant other and head out on a brisk(轻快的) walk. Just a little bit of exercise can boost your mood and give you a fresh perspective(态度) on problems that have been bothering you. Think walks are boring? ________72_______. Take a trip to the mall, or even walk to get some frozen yogurt. Make it a fun trip and you’ll surely make it part of your routine.

2.________73________.

After all, laughter is the best medicine. Pick up something that makes you laugh like a funny picture, book, magazine, or a DVD of your favorite comedy. _______74______. Giving yourself time to laugh boosts feel-good endorphins(胺多酚).

3. ________75________ .

Take a photo of yourself doing something you enjoy, like roller skating, skiing, swimming, playing an instrument, or being with friends and family.  Place the picture on your desk to remind yourself that you lead an amazing life and have lots to be happy about.

A.Model behavior

B.Try walking to a place that seems exciting to you

C.Ten minutes of relaxation can do wonders

D.Even the most optimistic people can use a mood boost every once in a whileE. Tell someone that you’re guaranteed to brighten their day

F. You could even plan a date night out to a comedy club

G. Buy something silly

题型:单项选择题

Something is wrong with the window; it _______ not open.

A.shall

B.may

C.will

D.can

题型:单项选择题

仿照下面的示例,自选话题,另写三句话,要求内容贴切,句式与示例相同。

遗忘是心的缝隙,漏掉了多少珍贵的昨天?

____________________________________________________

题型:单项选择题

下列哪种物质不属于第二信使

A.cAMP
B.Ca2+
C.cGMP
D.Ip3
E.乙酰胆碱

题型:单项选择题

简述餐饮产品开发创新的内容。

更多题库