根据下文that most students try to learn vocabulary by studying lists and dictionaries and remembering the words(大多数学生试图通过学习列表和字典并记住单词来学习词汇)可知,这应该是造成学习新词困难的原因。故选B。(4)考查动词。句意:但如果你的记忆力不好,可能就不会起奏效。A.形成;B....
Like the [] and {} syntaxes for lists and dictionaries, it is a shorthand for a more complicated construct. We'll learn more about this shortly when we discuss multiple inheritance, but know for now that in Python 2, you would have to call super(EmailContact, self).__init__(). ...
The problem happens because dictionaries are a mutable data type. You assigned an empty dictionary as the default value for the parameter shopping_list when you defined the function. The first time you call the function, this dictionary is empty. However, as dictionaries are a mutable type, ...
Rather than adhere to a single rule that’s true in all cases, it’s more useful to ask yourself whether or not performance matters in your specific circumstance. If not, then it’s usually best to choose whatever approach leads to the cleanest code!
In many cases, especially when working with lists or dictionaries, the debug output can get hard to read. Ansible provides the ability to print complex data structures cleanly using the debug module. Here’s how you can print a list of items in a structured manner: ...
The tips of the tail and the points of the ears are a solid black on adults; on the cubs, the black was a more faint smudge. I primarily know the lynx as model of Mercury car; I really had no idea what they were. They are bigger than domesticated cats, and much smaller than ...
Aids to Writing: UK and US Editions of Dictionaries However, all is not lost. As you write the content of your site, look up crucial terms that you use in both the US and UK editions of your English dictionaries, to see if there are any variances that you need to take into account....
C. Reading is more fun than television. D. Watching television doesn’t help reading. 【3】Which of the following is mainly discussed in the last paragraph? A. Types of books. B. Kinds of dictionaries. C. Lists of history books. D. Collections of stories and poems. 点击展开完整题目 查...
A good dictionary can help you do more than just find the meaning of a word. It can help you verify (test and check) spelling, check word forms and grammar usage, find example sentence and learn pronunciation. Some dictionaries even provide exercises to teach you how to use their resources...
Reading is more fun than television. D. Watching television doesn’t help reading. 3. Which of the following is mainly discussed in the last paragraph? A. Types of books B. Kinds of dictionaries Lists of history books. D. Collections of stories and poems. 4. What can we learn from the...