Varied sentence openings are used.

使用了多样的句子开头。

Ask for volunteers to read out the sentence.

请志愿者读出句子。

Choose one sentence from above and write.

从上面选择一个句子并写下来。

Vary sentence lengths, with some short sentences for key facts.

句子长度要变化，关键事实要用一些短句。

Connectives can be used to connect clauses within a sentence or to join up separate sentences.

连接词可以用来连接句子中的从句或连接独立的句子。