I need a few compound sentences as well.

我也需要一些复合句。

You need to use a few compound sentences.

你需要使用几个复合句。

In addition, her grammatical range and accuracy includes complex and compound sentences.

此外，她的语法广度和准确性包含有复杂句和复合句。

They are also used to separate compound sentences—two complete sentences connected by a conjunction like and, but, and or.

它们也可以用在分隔复合句之中，复合句是由连接词，像是和，但是，和或者，连接的两个完整的句子。

And then I've got these coordinating conjunctions which create compound sentences " but, " " so, " and " but."

然后我有了这些并列连词，它们构成了复合句" but" " so" 和" but。"

I want to see more complex sentences, I want to see more compound sentences.

我想看到更多复杂句，我想看到更多复合句。

He forms one compound sentence from simple sentences.

他从简单的句子组成一个复合句。

The other thing I've done here is I've used a couple of coordinating conjunctions to create compound sentences.

我在这里做的另一件事是，我用了几个并列连词来创造复合句。

So here we have a compound subject, not a compound sentence.

所以这里我们有一个复合主语，而不是复合句。

To write different kinds of sentences; simple sentences, complex sentences, compound sentences.

写出不同种类的句子；简单句、复杂句、并列句。