【多选题】【消耗次数：1】
科技小制作的类型有（ ）
①
模型类
②
动力类
③
标本类
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【单选题】
新冠标本采集后在生物安全二级实验室生物安全柜内分装。涉及外部标本运输的，应根据标本类型，按照A类或B类感染性物质进行（ ）包装
【多选题】
科技小制作是（ ）
①
利用身边可取的简易材料
②
具有一定科学原理、科学知识或展示基本工作原理、功能或外观
③
适合于幼儿智力、智能开发的玩具、模型或物品
④
是启迪幼儿的心智，发展幼儿动手能力的一种有益的综合性操作活动
【多选题】
科技小制作是（ ）
①
利用身边可取的简易材料
②
具有一定科学原理、科学知识或展示基本工作原理、功能或外观
③
适合于幼儿智力、智能开发的玩具、模型或物品
④
是启迪幼儿的心智，发展幼儿动手能力的一种有益的综合性操作活动
【多选题】
科技小制作的原则是（ ）
①
适合幼儿年龄特点，易于理解，制作过程简单易行，便于模仿
②
作品形象生动，能激发幼儿形象思维和发散思维
③
能刺激幼儿产生动手操作的欲望
④
能够直观地反映或展示简单的科学原理和常识
【多选题】
科技小制作的原则是（ ）
①
适合幼儿年龄特点，易于理解，制作过程简单易行，便于模仿
②
作品形象生动，能激发幼儿形象思维和发散思维
③
能刺激幼儿产生动手操作的欲望
④
能够直观地反映或展示简单的科学原理和常识
随机题目
【单选题】
Dont forget ____ the window before leaving the room.
①
to have closed
②
to close
③
having closed
④
closing
【单选题】
Having plenty of time, ____.
①
we needn’t to have hurried
②
there was no need for us to hurry
③
we didn’t need to hurry
④
hurrying was not necessary
【单选题】
Today, however, some new skyscrapers ____ up from the ground in long, wide, and curves.
①
arise
②
raise
③
rouse
④
rise
【单选题】
In order to ____ your goals, you must work hard.
①
make
②
achieve
③
require
④
develop
【单选题】
Waiter: ___Customer: No, thank you. I have already known what to order.
①
Do you like this kind of dishes?
②
You are welcome to our restaurant. Take seat, please.
③
Would you like to see a menu?
④
Everybody! Order, please!
【单选题】
When he came back after an absence of 20 years, he found his hometown completely ____. ?
①
changing ?
②
to be changed ?
③
to change ?
④
changed ?
【单选题】
We have studied English for only one year, ____ we can perform English short play already.?
①
for ?
②
and ?
③
yet ?
④
or?
【单选题】
With the old man ____ the way, we had no trouble in finding that mysterious cave.
①
leading
②
led
③
lead
④
to be led
【单选题】
How can he ____if he is not ____?
①
listen--hearing
②
hear--listening
③
be listening--heard
④
be hearing--listened to
【单选题】
Lily: Hello, John! What was the weather like yesterday?John: ____
①
I like nice and bright weather.
②
You don’t like cold weather, do you?
③
That was a favorable weather.
④
Nice and bright, not too cold.