P54 Q1观察下列句子中单个频度副词的位置

1. Martial arts films are often enjoyable but they are seldom great art. 2. He can hardly do well in school tests. 3. Ang Lee had never directed a martial arts film before. 4. It has occasionally been done. 5. Films like this rarely reach the big screen.

be动词, 情态动词(can, may etc.), 助动词(will, have, has, had etc.)之后

Grammar 1 advs of frequency

7. Characters leap through the air every now and then. 8. I visit my hometown twice a year. 9. Once in a while, he looked back to make sure nobody was behind him.

频度副词短语, 可放句首, 也可放句末

6.Do you often go to the cinema?

主动词前