-1. timeout: request timeout, in seconds.
```python
import requests
response = requests.get(url, timeout=5) # Set a timeout of 5 seconds
```
2. verify: request SSL certificate verification.
```python
import requests
response = requests.get(url, verify=False) # No certificate verification
```
3. cert: SSL certificate path
```python
import requests
response = requests.get(url, cert=('path/to/cert.pem', 'path/to/key.pem'))
```
4. stream: Whether to obtain the response content in a streaming manner.
```python
import requests
response = requests.get(url, stream=True) # Get the response content in a stream
```
5. headers: request header
```python
import requests
headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)'}
response = requests.get(url, headers=headers)
```
6. cookies: cookie value
```python
import requests
cookies = {'name': 'value'}
response = requests.get(url, cookies=cookies)
```
7. proxies: proxy server address
```python
import requests
proxies = {'http': 'http://127.0.0.1:8888', 'https': 'https://127.0.0.1:8888'}
response = requests.get(url, proxies=proxies)
```
8. auth: HTTP authentication information
```python
import requests
auth = ('username', 'password')
response = requests.get(url, auth=auth)
```
9. params: request parameters
```python
import requests
params = {'key1': 'value1', 'key2': 'value2'}
response = requests.get(url, params=params)
```
10. json: The request parameter is in JSON format
```python
import requests
import json
data = {'key1': 'value1', 'key2': 'value2'}
json_data = json.dumps(data)
response = requests.post(url, json=json_data)
```