There are alreadly robots working in factorieswork 为啥要加ing

There are alreadly robots working in factorieswork 为啥要加ing There are many r( ) in my family. when he got there ,the train had alreadly left...能改为by the time i got there. ·“there is、there are”一般这类词,一般r与i、r与a： “there is、there are”一般这类词,一般r与i、r与a： 问“there is、there are”一般这类词,一般r与i、r与a： there is （）“a” and ( )“r”in the word are There are many r( )around my home填r开头的字母 There are There are there are are there 还是there are In the morning ,there are a lot of (r ) in the parkIn the morning ,there are a lot of (r ) in the park 问问There are three ____ in the word mirror A.r's B.rs C.r' D.rs' There are so many thick clouds in the sky .it must( r ) later on she goes to the school r () room every firday afternoon.There are all k() of books There are some school r(要填）on the wall是根据首字母填写单词 There are lots of （r ） in our city.The food is very delicious填空