(1) 某些表示感觉连系动词，后接形容词，主动表被动，如look, sound, smell, taste, feel, prove等

Ice cream tastes nice.

These flowers looks so beautiful and smell so sweet.

The plan proves successful.

(2) 表示主语特征、状态的词，特别后接well, easily等程度副词时，主动表被动，常见词sell, wash, clean, read, write, lock, burn, clean, drive等

The kitchen cleans easily.

These clothes sell very well.

(3) be worth doing，此处doing为主动表被动。

This small town is worth visiting.

(4) 表示“需要”的词，后接doing，主动表被动，be doing=to be done，常见词want, need, require等

My computer need repairing / to be repaired.

These clothes require washing / to be washed.

(5) 一些表示开始、结束的词语，常见词start, begin, open, close, finish, stop, end

The supermarket opens at 8 o'clock.

The TV show starts at 8 o'clock.

(6) 表示发生的词语，happen, take place，这两个词为不及物动词，没有被动语态，其他典型次spread

The car accdident happend at about 8 o'clock.

The good news spead quickly all over the country.

(7) 在“疑问代词 不定式”结构中，what to do, 其中do和what之间为动宾关系

I'm not sure what to do about it.

(8) too---to---“to后面不定式结构，直接动词表被动”

The box is too heavy to carry.

(9) be/make 形容词 不定式做状语，不定式后接动词表被动，如difficult, easy, important, dangerous等

What makes the poster easy to read?

English is difficult to learn at the beginning.