Marker works outside and he is always ( ) about the health of his aging parents.填concerned还是concerning?写出原因.答案选的concerning

Marker works outside and he is always ( ) about the health of his aging parents.填concerned还是concerning?写出原因.答案选的concerning 求Mr.Johnson lives outside the town .He works in a post office.全文.急 he usually works in the day ang has his lunch outside( ) the sun( )里填介词 __ it is rainy today ,__ he still works outside A Alothugh / B / Alothugh works works DNA marker 是什么? 电泳时marker是什么 Last marker is at Front right marker lamp permanent marker中英对照歌词 Marker making capabilities是什么意思? 什么是预染marker 蛋白质MARKER什么意思? 怎么用marker笔? marker的意思 discourse marker 的定义 marker的中文意思