1. Act on - To take action because of something like information received. Ex : The police were ACTING...

1. look for - search/seek - ex : He is looking for his keys.2. look up to - search/seek - ex : His...

1. Compound nouns can be made with two nouns:ex : Let’s just wait at this bus stop.2. Compound nouns...

1. We use 'at' for a PRECISE TIME. Ex : at 3 o'clock / at noon.2. We use 'in' for MONTHS, YEARS, CENTURIES...

The number is singular:Ex: 1. The number of acres destroyed by wildfires has increased dramatically over...