下列句子与例句句式类型相同的一项是( )
例:而燕国见陵之耻除矣
A:为仲卿母所遣
B:悟言一室之内
C:以其无礼于晋
D:何为其然也
I'm not free today, If I ____ time, I ____ and help him with you.
下面四个图形是多面体的展开图,其中哪一个是四棱锥的展开图( )
55+4 =____ 67+2 =____ 40+50 =____ 80 – 30 =____ 70 – 20 =____
55+40 =____ 37+60=____ 40+28 =____ 76 +10 =____ 40+8=____
83 – 20 =____ 74 – 60 =____ 37 – 3 =____ 63 – 20 =____ 46 – 10 =____