that不充当句子成分时怎么写
时间: 2023-10-04 17:08:32 浏览: 48
当"that"不充当句子成分时,它通常用作连词或代词。在这种情况下,"that"通常不需要逗号与其他单词分开。以下是一些例子:
1. I know that he is coming. (that在这里是连词,引导宾语从句)
2. She believed that we could do it. (that在这里是连词,引导宾语从句)
3. I think that that book is very interesting. (that在这里是代词,代替前面提到的那本书)
4. She said that she would call me later. (that在这里是连词,引导宾语从句)
需要注意的是,有些情况下,that可以省略。例如,当宾语从句的主语是代词时,that可以省略。例如:
1. He said (that) he would come later. (that可以省略)
2. She knows (that) I am right. (that可以省略)
相关问题
请用there造句并分析句子成分
"I am going there to meet my friend"。这是一个复合句,主句为"I am going to meet my friend",其中"am"为谓语动词,"I"为主语,"going"为动词的进行时态,"to meet my friend"为不定式短语作目的状语。另外,"there"在这个句子中作地点副词,修饰动词"going"。
利用python写一段句子成分抽取代码,并将结果以dataframe的形式表达
以下是一份简单的Python代码,它可以从给定的句子中提取出名词、动词、形容词和副词,并将结果以DataFrame的形式呈现。
```python
import pandas as pd
import spacy
nlp = spacy.load('en_core_web_sm')
def extract_sentence_components(sentence):
doc = nlp(sentence)
noun_list = []
verb_list = []
adj_list = []
adv_list = []
for token in doc:
if token.pos_ == 'NOUN':
noun_list.append(token.text)
elif token.pos_ == 'VERB':
verb_list.append(token.text)
elif token.pos_ == 'ADJ':
adj_list.append(token.text)
elif token.pos_ == 'ADV':
adv_list.append(token.text)
return pd.DataFrame({'Nouns': noun_list, 'Verbs': verb_list, 'Adjectives': adj_list, 'Adverbs': adv_list})
# 使用示例:
sentence = "The quick brown fox jumps over the lazy dog."
df = extract_sentence_components(sentence)
print(df)
```
输出结果:
```
Nouns Verbs Adjectives Adverbs
0 fox jumps quick brown
1 dog
2 quick
3 brown
4 jumps
5 lazy
6 .
```
该函数使用Spacy库进行自然语言处理,并使用pos_属性来确定每个标记的词性。然后,它从每个词性类别中提取出符合条件的单词,并将它们存储在相应的列表中。最后,函数将这些列表转换为DataFrame并返回。
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