than后面加什么词

than是副词，是修饰动词的，一般放在动词后面，或用于比较级，后面接比较的事物、人物。

例句

Gas is cheaper than coal.

煤气比煤便宜。

The cello is lower than the violin.

大提琴的声音比小提琴低沉。

He was blonder than his brother.

他的头发比哥哥的还黄。

The vintage was later than usual.

这次葡萄的收获季节比往常晚。

Children learn faster than adults.

孩子比大人学得快。

Progress was slower than expected.

进展比预计的缓慢。

Coal is actually cheaper than gas.

煤炭实际上比煤气便宜。