sva——主语+谓语（实意动词）+状语（副词或介词短语）

例如：he

runs

fast.

they

live

in

beijing.

svc——主语+系动词+补语

例如：the

cat

is

under

the

table.

the

cake

tastes

good.

svo——主语+谓语（实意动词）+宾语

例如：she

is

reading

a

story

book.

tom

likes

swimming.