1.We (don't) (need) (to) water the flowers every day.(need作实义动词)
2.We (need) (not) water the flowers every day.(need作情态动词)
3.We (don't) (have) (to) water the flowers every day.(用have to改)
1.We (don't) (need) (to) water the flowers every day.(need作实义动词)
2.We (need) (not) water the flowers every day.(need作情态动词)
3.We (don't) (have) (to) water the flowers every day.(用have to改)