It has been dry since last summer,so there isn't enough water in the river to ___ the shipsA.support B.hold C.raise D.float

has been doing 的用法看到一句话：it has been a favorite magazine sinc i was a child.has been 后面接了名词,这是属于什么时态的用法呢?是have been doing It has been dry since last summer,so there isn't enough water in the river to ___ the shipsA.support B.hold C.raise D.float 1.-the weather has been very hot and dry .-yes,if it rained even a drop,things1.-the weather has been very hot and dry .-yes,if it rained even a drop,things would be much better now and my vegetables .A would not die B did not die C had not die D wou it has been since.用法 It has been in my it is/has been= It's has been accepted it has long been assumed 翻译the word has been brushed over before the ink was dry. it's always been you(It has always been it has been可以缩写成it's been it's been.的全称是不是 it has been... It has been raining these days. It has been e()hot this week. it has long been known that it has since been rebuilt怎么翻译 it is difficult for him to swallow ahything dry because he has little appetite.的翻译 What does Bob collet.He collects kites.How long has he been collecting kites.He's been kites sinc