We last night , but we went to the concert instead .
This watch is _____ to all the other watches on the market.
Arrogance and pride are similar in meaning, but there is _____ difference between them.
We made plans for a visit but _____ difficulties with the car prevented it.
He didn't _____ what I read because his mind was on something else.
Scientists have to work hard to keep _____ with modern discoveries and developments.