气缸盖是柴油机的()和燃烧室的组成部分。A.重要零件 B.易损零件 C.固定件 D.

题型:单项选择题

问题:

气缸盖是柴油机的()和燃烧室的组成部分。

A.重要零件

B.易损零件

C.固定件

D.结构件

考点:海船船员考试船舶动力装置船舶动力装置题库
题型:单项选择题

下列各句中标点符号使用正确的一项是[ ]

A.许三观接下去又喝了三碗,他们说:“你真能喝啊”!

B.王三胜——沙子龙的大伙计——在土地庙拉开了场子。

C.中国每人平均每年总要吃四、五百斤粮食,国家还要留出种子、饲料和工业用粮。

D.梁漱溟的学生,有胡适、冯友兰、朱自清……等等。

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异步串行通信是以字符为单位进行传送的,每个字符都附加了()信息,降低了对时钟精度的要求,但传输效率()。

题型:单项选择题

问诊中的问伤情不包括:

A.问疼痛

B.问畸形

C.问肿胀

D.问创口

E.问姿态

题型:单项选择题

数据库系统在三级模式之间提供了两层映象,即:外模式/模式映象和 【6】

题型:单项选择题

Expressing gratitude is an important form of good manners. Nowadays more and more people in China have found it’ s high time to (16) a thankful heart for the young.

Everyone likes to get praised and appreciated. Gratitude is the greatest of virtues, which lets others smile and makes the world more beautiful. You just need several minutes to write down a thank-you note, but it brings much joy to the (17) .

We live in a society where we enjoy the different services of others. But (18) of them should be taken for granted.

Gratitude is also a kind of (19) in life. In developing gratitude for every moment--for the simple joys and even for the (20) times--we come to truly enjoy and appreciate life. Then we are able to see the (21) that surrounds us.

Try to write a thank-you letter to your parents for working hard to (22) you a happy life.

Be grateful to your teachers because of their (23) with your studies and character building.

Say thanks to your friends who (24) both your happiness and sorrow. We are sure it will bring them much joy and add (25) into your own life as well.

25()

A.reflection 

B.justice 

C.taste 

D.color

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