A.decline B.reject C.refuse D.resist
单项选择题Anne()from outside her home last Wednesday.
A.appeared B.vanished C.lost D.entered
单项选择题The aircraft vanished without()
A.trace B.trouble C.destination D.product
单项选择题There were several wet()on the wall.
A.parts B.decreases C.patches D.decks
单项选择题Houston experienced a()growth after the war.
A.broad B.mechanical C.wide D.spectacular
单项选择题The train's about to leave. All()!
A.aboard B.on C.off D.abroad