Searle's classification of illocutionary acts is based on the classification of performative verbs.

（）是学习动机中最现实、最活跃的成分。

According to the "principles-and-parameters" theory, "principles" refer to highly abstract properties of grammar which are applied to language in general and which generate phrases and at the same time restrain the power of Move a, while "parameters" allow general principles to operate in certain restricted ways, according to which particular grammars of natural languages vary.

“空间与图形”的教学，目的在于培养学生的（）

Well-arranged sentences are considered grammatical sentences that are formed following a set of syntactic rules.

在解决问题时思维敏捷，接触实质快，能缩短中间环节，简化思考过程。这属于思维品质的（）

A compound is the combination of only two words.

小学生“从学习百以内加减到学习万以内加减”和“从整数整除到小数的除尽并最终认识整除是除尽的特例”这两种认知结构的变化（）

In classifying the English consonants and vowels, the same criteria can be applied.

小学数学“空间与图形”的内容，其性质是（）