根据首字母提示补全单词。 1. I am making a r_____ for

题型:填空题

问题:

根据首字母提示补全单词。

1. I am making a r_____ for my classroom.

2. Mary Green has written many p______ books on gardening.

3. Sometimes I am glad to be a______.

4. Some people enjoyfishing as a h______.

5. The i______ are on the box.

6. We need to take part in a ______ with friends.

7. This year , I joined a rocket club in my city. It has about forty m_____.

8. We also give p______ for the best-built rocket..

9. The teacher tells them that they might o______ a stamp collecting club.

10. Who is the most interesting p_____ in your family.

考点:单词、词组可数名词(单数名词,复数名词)
题型:填空题

室内有两个噪声源,同时工作时总声压级为75dB,当其中一个声源停止工作时,测得的声压级为70dB,则另一个声源的声压级是()。

A.72.23dB

B.73.35dB

C.74.50dB

D.75.86dB

题型:填空题

g(x)=x3+x4,当x→0时,f(x)是g(x)的( )

题型:填空题

有些产品品牌差异明显,但消费者并不愿花长时间来选择和估价,而是不断变换所购产品的品牌,这种购买行为称为化解不协调购买行为。()

题型:填空题

下列关于化学反应X2+3Y2==2Z的叙述错误的是 [ ]

A.Z的化学式为XY3

B.该方程式可表示1个X2分子与3个Y2分子反应生成了2个Z分子

C.mg X2和ngY2恰好完全反应一定能生成 (m+n) g Z

D.若agX2完全反应生成bgZ ,则同时消耗(a-b) g Y2

题型:填空题

编制合并会计报表工作底稿时重点是什么?

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