Comparing adverbs

He arrived (a)   than expected. (early)

We walked (a)   than the rest of the people. (slowly)

They called us (a)   in the afternoon. (late)

My mother and my sister talked (a)   than the other guests. (loudly)

He hit his arm (a)   than before. (hard)

The Spanish athlete ran (a)   than the other runners. (fast)

Jim threw the ball (a)   than Peter. (far)

We answered all the questions (a)   than the other students. (well)

Our new teacher explains the exercises (a)   than our old teacher. (badly)

The new mechanic checked the car (a)   than the old mechanic. (thoroughly).