根据课文《种子》，回答下列问题。_刷题宝

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根据课文《种子》，回答下列问题。

上一题下一题 0.0难度选择题更新时间:2018-01-11 11:01:34

答案(点此获取答案解析）

同类题1

根据对话内容，从方框中选择恰当的句子将对话补充完整。

A. Thanks a lot.

B. I don't know what I should do.

C. That's a good idea.

D. Can you tell me your name and your telephone number'

E. What do you like doing?

A: Good morning !

B: Good morning! I'd like to join the school volunteer project, but____

A: OK, don't worry. Let me help you.____

B: I love singing and telling stories.

A: Well, you could help look after young children on weekends.

B:____I can sing for them and tell them stories. I'm sure that children will love me.

A: I agree with you.____

B: Sure. I am Peter White. My telephone number is 883-2386.

A: OK. I'll call you as soon as possible.

B:____

A: It's my pleasure.

同类题2

在△ABC中，角A，B，C所对的边分别为a，b，c，若向量

\vec{m}

=（﹣cosB，sinC），

\vec{n}

=（﹣cosC，﹣sinB），且

\vec{m} \cdot \vec{n} = \frac{1}{2}

（Ⅰ）求角A的大小；

（Ⅱ）若b+c=4，△ABC的面积 $S = \sqrt{3}$ ，求a的值．

同类题3

选择适当的词，并用其正确形式填空。

good birthday third month time be December because her friend

It is Monday morning. Mary, Lucy, Tina and Judy____in the classroom.

Mary says she loves____because she loves Christmas(圣诞节). She can have a____time with her family. And she doesn't like June.

Lucy likes July____she likes the summer holiday(暑假). In July, her parents take____to travel(旅行). It's really great.

Tina thinks the ____month is good. People can go out with____ and families. They can have a great ____together（一起）.

Judy likes October because her birthday is on the tenth day in this ____. She usually has a good time on her____.

同类题4

如图, 正三棱柱 $A B C - A_{1} B_{1} C_{1}$ 的主视图(又称正视图)是边长为4的正方形, 则此正三棱柱的侧视图(又称左视图)的面积为( )

同类题5

按基本形态分类，能源通常可分为一次能源和二次能源．太阳能属于____．按再生性分类，能源分为再生能源和非再生能源．天然气属于____．

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