1.表达：想要做...事，可以表达为? _______________________________
2.2. 表达：需要做...事，可以表达为? _______________________________
3.表达：喜欢做...事，可以表达为? _______________________________
4.表达：最好做...事，可以表达为? _______________________________
5.句子开头有Look / Listen 时，末尾有now时可以使用：现在进行时。

主语+be+动词的现在分词。

1.表达：想要做...事，可以表达为?
want to+动词原形
2. 表达：需要做...事，可以表达为?
need to+动词原形
3.表达：最好做...事，可以表达为?
had better to+动词原形
4.表达：喜欢做...事，可以表达为?
like+动词现在分词
5.句子开头有Look / Listen 时，末尾有now时可以使用：现在进行时。

主语+be+动词的现在分词。

练习
1.He needs ____ the bike.
A. clean
B. to clean
C. cleaning
D. cleans
2. I like ____ for the animals.
A. caring
B. careing
C. to care
D. cares
3. You `d better _____ in bed.
A. to stay
B. staying
C. stays
D. stay
4. Tom wants____ to work by bus.
A. goes
B. going
C. to go
D. go
5. Look! They ____.
A. sleep
B. are sleeping
C. sleeps
D. to sleep
6. Alice ____ in the park now.
A. runs
B. running
C. runing
D. to run
7. Listen! She ______ songs.
A. sings
B. to sing
C. singing
D. is singing
8. --What is he doing?
--He ______.
A. reads a book
B. is reading a book
C. reading a book
D. to read a book。