227. It is necessary that the question _______ at once.
| A．should settle | B．be settled | C．might be settled | D．would be settled |
He will go to school by bike ___ on foot.
| A．instead | B．of | C．instead of | D．no |
Soon the hall was filled ___ people.
| A．with | B．in | C．into | D．without |
He allowed me ___ the experiment.
| A．to do | B．do | C．doing | D．did |
She was __ after the long walk.
| A．out of breathe | B．breatelessly | C．out of breath | D．having no breath |
They looked __ at the new, and some girls began to weep.
| A．sad | B．sadly | C．sadness | D．sadnessly |