---______ the farmers discovered the entrance to the secret cave in the valley?
--- Totally by chance.
| A．When was it that | B．How was it that | C．How it was that | D．When it was that |
American women were _____ the right to vote until 1920 after many years of hard struggle.
| A．ignored | B．refused | C．neglected | D．denied |
Roses are quite _____ flowers in English gardens.
| A．ordinary | B．common | C．usual | D．general |
There are three basic ways of _____ language to writing, and all known graphic systems use one or a combination of these.
| A．committing | B．attaching | C．comparing | D．relating |
I hope my teacher will take my recent illness into _____ when judging my examination.
| A．regard | B．account | C．thought | D．observation |
Your essay is quite good: just _____ it _____ with a few illustrations and quotations.
| A．put .. up | B．touch .. up |
| C．cut .. out | D．write .. off |