关于Django表单类，下列说法错误的是？ A: Django表单类继承于django.forms.Form模块。 B: Django表单类代码没有定义提交按钮，需要在HTML模块表单中自动添加。 C: Django表单类不可以定义全局钩子方法，以及局部钩子方法。 D: Django表单类字段field的属性{{field.errors}}输出一个包含对应字段所有验证错误信息

The DNA structure exists in three forms: __________________. A: A form B: B form C: C form D: Z form

What are forms of business letters? A: Full Block Form B: Modified Block Form with Indented Style C: Modified Block Form D: Simplied Block Form

Which following one belongs to Personal Information Forms？ A: Student Registration Form B: Scholarship Application Form C: Personal Resume D: Credit Card Application Form

is a form of psychotherapy used to treat depression, anxiety disorders, phobias, and other forms of psychopathology.

One of the many meanings for天is nature, and nature consists of ____ A: life form B: non—life form C: life and non—life forms

Which of the following statements is correct? A: The two forms of the phytochrome are photochemically inconvertible B: The Pfr form converts to Pr form slowly in darkness C: The dark conversion of Pfr and Pr form appears to be restricted to the dicotyledons only D: All of the above

学者Long提出了两个概念：一是Focus on form，一个是Focus on forms。前者是“ ”，后者是 “ ”。

Fill in the blanks with the correct forms of the words in Collumn A of the above, change the form if necessary. Life would be happier if you are a ________ and simple person.

学者Long提出了两个概念：一是Focus on form，一个是Focus on forms。前者是“       ”，后者是 “       ”。