unit 7 living with disease

课文中的词组：

Unit 4 A garden of poems

1.But whether buses or trains or boardingaeroplanes, there wasn't a door she'd get through.
whether...or...表示让步，意为“不管…还是…”，它还可表示“或者……或者……”等意。
board vt.上(船、车、飞机)
board a train上火车   board a plane上飞机
board可作名词，on board在船(车、飞机)上，go on board (…)登上(……)船(车、飞机)。