六年级同学春季植树91棵,其中9棵没活,成活率是91%.______.(判断对错)
91-991×100%=90.1%,
答:成活率是90.1%;
故答案为:错误.
按照通报的内容,通报大致可分为以下哪几类?()
A.发布性通报、转发性通报、批转性通报、指示性通报、事务性通报
B.表彰性通报、批评性通报、情况通报
C.指示性通报、知照性通报、知照性通报
D.直述式通报、转述式通报
完成句子。
1. This means ________ (越来越多) birds will disappear.
2. We played tennis ________ (开心) until our teacher told us (回) to school.
3. They ________ (走了很长的路) and got tired ________ (在那天).
4. It is warm in Kunming (一年到头).