语法总结
There is / There are
介绍某处有某物时用 There is/are。
例：There are many plants.
一般现在时
用于介绍事实、习惯和自然规律。
例：Plants grow in soil.
现在进行时
be + 动词-ing 表示正在发生的动作。
例：The students are training.
be going to
be going to + 动词原形，表示计划或预测。
例：It is going to rain.
介绍某处有某物时用 There is/are。
例：There are many plants.
用于介绍事实、习惯和自然规律。
例：Plants grow in soil.
be + 动词-ing 表示正在发生的动作。
例：The students are training.
be going to + 动词原形，表示计划或预测。
例：It is going to rain.