I used complex sentences and I mean complex sentences in the grammatical sense.

我用了复合句，我指的是语法意义上的复合句。

Rarely does he use complex sentences or independent clauses.

他很少使用复杂句或是独立分句。

Ready to try a more complex sentence?

准备好挑战更复杂的句子了吗？

But what about more complex sentences, you might ask?

但是你可能会问，那么更复杂的句子呢？

Now, you know how to build complex sentences using independent clauses.

现在，你知道如何使用独立子句构建复杂的句子了。

In a more complex sentence, you can use " get" like this.

在一个更复杂的句子中，你可以这样使用“get”。

Sometimes they play a part in a longer, more complex sentence.

有时它们在更长的、更复杂的句子中发挥作用。

A complex sentence contains two or more parts joined with a conjunction.

一个复合句包含两个或多个由连词连接的部分。

Plus there was a number of complex sentences and the passive voice.

另外还有一些复杂句子和被动语态。

As their vocabulary increases then they started being able to make complex sentences.

他们的词汇量一直在增加 然后他们开始能讲复杂的句子了。