1.Choose the correct preposition at, in or on
1. September
2. 12 o'clock
3. winter
4. Christmas
5. Tuesday
6. the weekend
7. my birthday
8. the end of the week

2. Choose There is or There are
1. a bag on the table.
2. a calendar on the wall.
3. two posters in my room.
4. a banana in this basket.
.
3.Choose was or were.
1. I in Canberra last spring.
2. We at school last Saturday.
3. Tina at home yesterday.
4. He happy.

1. Choose the correct preposition at, in or on:

1. September - in September (we use "in" when referring to months)
2. 12 o'clock - at 12 o'clock (we use "at" when referring to specific times)
3. winter - in winter (we use "in" when referring to seasons)
4. Christmas - on Christmas (we use "on" when referring to specific dates)
5. Tuesday - on Tuesday (we use "on" when referring to specific days of the week)
6. the weekend - on the weekend (we use "on" when referring to specific days/time periods)
7. my birthday - on my birthday (we use "on" when referring to specific dates)
8. the end of the week - at the end of the week (we use "at" when referring to specific points in time)

2. Choose There is or There are:

1. a bag on the table - There is a bag on the table (we use "there is" when referring to a single object)
2. a calendar on the wall - There is a calendar on the wall (we use "there is" when referring to a single object)
3. two posters in my room - There are two posters in my room (we use "there are" when referring to multiple objects)
4. a banana in this basket - There is a banana in this basket (we use "there is" when referring to a single object)

3. Choose was or were:

1. I in Canberra last spring - I was in Canberra last spring (we use "was" when referring to singular subjects like "I")
2. We at school last Saturday - We were at school last Saturday (we use "were" when referring to plural subjects like "we")
3. Tina at home yesterday - Tina was at home yesterday (we use "was" when referring to singular subjects like "Tina")
4. He happy - He was happy (we use "was" when referring to singular subjects like "he")