I spent the whole day repairing the motorbike. The work was ____ simple.
Was it midnight_________ you fell asleep while reading with the candle still burning?
She spoke very confidently because she wanted to make a great___________ on her employer.
The achievements of the greatest minds in science could never have been reached________ the patient work of hundreds of others.
The plans should be drawn as ________as possible,showing all the measurements.
In that south American country, _____bicycle is not_______ popular means of transportation.