must 后面是加to do sth.还是do sth.
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/25 19:44:12
must 后面是加to do sth.还是do sth.
must 后面是加to do sth.还是do sth.
must 后面是加to do sth.还是do sth.
must是情态动词,后面必须用动词原形
must do sth
must是情态动词,后边接do sth
do,,加动词原形
must 后面是加to do sth.还是do sth.
must 后面是加to do sth.还是do sth.
must 后面是加to do sth.还是do sth.
must是情态动词,后面必须用动词原形
must do sth
must是情态动词,后边接do sth
do,,加动词原形