Complete the alien commander's invasion schedule so they don't accidentally arrive while everyone on Earth is sleeping.

We will launch the spaceships in July, when the weather is warm. The main attack begins exactly at midnight, catching them by surprise. Victory will be ours on Independence Day!

We will launch the spaceships in July, when the weather is warm.

We use "in" for months of the year.

The main attack begins exactly at midnight, catching them by surprise.

We use "at" for specific points in time, including noon and midnight.

Victory will be ours on Independence Day!

We use "on" for specific dates and named single-day holidays.