2. suppose: 1）I suppose your presence（出现） here today is not entirely coincidental（偶然的） . 词性： v 结构：sb suppose 词意：某人认为 2）Her new book is supposed to be very good. 词性： v 结构：is supposed to be 词意：应该 3）They were supposed to have been here an hour ago. 词性： v 结构：is supposed to do 词意：被期望或要求做某事 4）—Will she come with us？ —No，I suppose not./I don‘t suppose so. 词性：V 词意：猜想