词组 be unusual about什么意思

词组 be unusual about什么意思 词组：热衷于 be ___ about be worride about同意词组 有没有be popular about这个词组? What is unusual about this sentence unusual 一个英语词组 是be careful about 还是be careful with还是be careful of? It was unusual for there to be so few flowers in the park.帮我分析一下这句话的语法结构和词组 两个词组的区别be sure of 以及be sure about有什么区别呢? She has already tried her best.Please don’t be too ____ about her job.A.special B.responsible C.unusual D.particular what about 同义词组 what about同义词组 hou about同意词组 老师您好,我想问下be careful of,be careful with,be careful about 这3个词组的区别 词组be about to (do)的后面括号加do是什么意思? She's modest about her success in the contest,什么意思?句中的be modest about是固定词组吗? 英语中像be worried about be concerned about这两个词组是看成b英语中像be worried about be concerned about这两个词组是看成be加形容词呢 还是be加动词过去分词呢?怎么理解这种词组呢? 英语词组 be about to和 be going to 以及 will之间有什么区别请详细一点 谢谢