There ________ a lot of people in the park last Sunday．

1. A.
   was
2. B.
   were
3. C.
   had
4. D.
   are

There ________ a lot of people in the park last Sunday morning.

[　　]

There are a lot of people in the park last Sunday. We had ______ to take a rest, so we got tired.

There were a lot of people in the park. We had ______ to take a rest, so we got very tired.